Modified:
maven/website/components/plugins-archives/maven-toolchains-plugin-LATEST/xref/org/apache/maven/plugins/toolchain/jdk/ToolchainDiscoverer.html
==============================================================================
---
maven/website/components/plugins-archives/maven-toolchains-plugin-LATEST/xref/org/apache/maven/plugins/toolchain/jdk/ToolchainDiscoverer.html
(original)
+++
maven/website/components/plugins-archives/maven-toolchains-plugin-LATEST/xref/org/apache/maven/plugins/toolchain/jdk/ToolchainDiscoverer.html
Sat Apr 13 10:00:21 2024
@@ -66,411 +66,419 @@
<a class="jxr_linenumber" name="L58" href="#L58">58</a>
<a class="jxr_linenumber" name="L59" href="#L59">59</a> <em
class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="L60" href="#L60">60</a> <em
class="jxr_javadoccomment"> * Toolchain discoverer service</em>
-<a class="jxr_linenumber" name="L61" href="#L61">61</a> <em
class="jxr_javadoccomment"> */</em>
-<a class="jxr_linenumber" name="L62" href="#L62">62</a> @Named
-<a class="jxr_linenumber" name="L63" href="#L63">63</a> @Singleton
-<a class="jxr_linenumber" name="L64" href="#L64">64</a> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">class</strong>
<a name="ToolchainDiscoverer"
href="../../../../../../org/apache/maven/plugins/toolchain/jdk/ToolchainDiscoverer.html#ToolchainDiscoverer">ToolchainDiscoverer</a>
{
-<a class="jxr_linenumber" name="L65" href="#L65">65</a>
-<a class="jxr_linenumber" name="L66" href="#L66">66</a> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong>
<strong class="jxr_keyword">final</strong> String JAVA = <span
class="jxr_string">"java."</span>;
-<a class="jxr_linenumber" name="L67" href="#L67">67</a> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong>
<strong class="jxr_keyword">final</strong> String VERSION = <span
class="jxr_string">"version"</span>;
-<a class="jxr_linenumber" name="L68" href="#L68">68</a> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong>
<strong class="jxr_keyword">final</strong> String RUNTIME_NAME = <span
class="jxr_string">"runtime.name"</span>;
-<a class="jxr_linenumber" name="L69" href="#L69">69</a> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong>
<strong class="jxr_keyword">final</strong> String RUNTIME_VERSION = <span
class="jxr_string">"runtime.version"</span>;
-<a class="jxr_linenumber" name="L70" href="#L70">70</a> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong>
<strong class="jxr_keyword">final</strong> String VENDOR = <span
class="jxr_string">"vendor"</span>;
-<a class="jxr_linenumber" name="L71" href="#L71">71</a> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong>
<strong class="jxr_keyword">final</strong> String VENDOR_VERSION = <span
class="jxr_string">"vendor.version"</span>;
-<a class="jxr_linenumber" name="L72" href="#L72">72</a> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong>
<strong class="jxr_keyword">final</strong> String[] PROPERTIES = {VERSION,
RUNTIME_NAME, RUNTIME_VERSION, VENDOR, VENDOR_VERSION};
-<a class="jxr_linenumber" name="L73" href="#L73">73</a>
-<a class="jxr_linenumber" name="L74" href="#L74">74</a> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong>
<strong class="jxr_keyword">final</strong> String CURRENT = <span
class="jxr_string">"current"</span>;
-<a class="jxr_linenumber" name="L75" href="#L75">75</a> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong>
<strong class="jxr_keyword">final</strong> String ENV = <span
class="jxr_string">"env"</span>;
-<a class="jxr_linenumber" name="L76" href="#L76">76</a> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong>
<strong class="jxr_keyword">final</strong> String LTS = <span
class="jxr_string">"lts"</span>;
-<a class="jxr_linenumber" name="L77" href="#L77">77</a>
-<a class="jxr_linenumber" name="L78" href="#L78">78</a> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong>
<strong class="jxr_keyword">final</strong> List<String> SORTED_PROVIDES =
Collections.unmodifiableList(
-<a class="jxr_linenumber" name="L79" href="#L79">79</a>
Arrays.asList(VERSION, RUNTIME_NAME, RUNTIME_VERSION, VENDOR, VENDOR_VERSION,
CURRENT, LTS, ENV));
+<a class="jxr_linenumber" name="L61" href="#L61">61</a> <em
class="jxr_javadoccomment"> *</em>
+<a class="jxr_linenumber" name="L62" href="#L62">62</a> <em
class="jxr_javadoccomment"> * @since 3.2.0</em>
+<a class="jxr_linenumber" name="L63" href="#L63">63</a> <em
class="jxr_javadoccomment"> * @see #doFindJdks() heuristics-based JDK search
algorithm</em>
+<a class="jxr_linenumber" name="L64" href="#L64">64</a> <em
class="jxr_javadoccomment"> */</em>
+<a class="jxr_linenumber" name="L65" href="#L65">65</a> @Named
+<a class="jxr_linenumber" name="L66" href="#L66">66</a> @Singleton
+<a class="jxr_linenumber" name="L67" href="#L67">67</a> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">class</strong>
<a name="ToolchainDiscoverer"
href="../../../../../../org/apache/maven/plugins/toolchain/jdk/ToolchainDiscoverer.html#ToolchainDiscoverer">ToolchainDiscoverer</a>
{
+<a class="jxr_linenumber" name="L68" href="#L68">68</a>
+<a class="jxr_linenumber" name="L69" href="#L69">69</a> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong>
<strong class="jxr_keyword">final</strong> String JAVA = <span
class="jxr_string">"java."</span>;
+<a class="jxr_linenumber" name="L70" href="#L70">70</a> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong>
<strong class="jxr_keyword">final</strong> String VERSION = <span
class="jxr_string">"version"</span>;
+<a class="jxr_linenumber" name="L71" href="#L71">71</a> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong>
<strong class="jxr_keyword">final</strong> String RUNTIME_NAME = <span
class="jxr_string">"runtime.name"</span>;
+<a class="jxr_linenumber" name="L72" href="#L72">72</a> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong>
<strong class="jxr_keyword">final</strong> String RUNTIME_VERSION = <span
class="jxr_string">"runtime.version"</span>;
+<a class="jxr_linenumber" name="L73" href="#L73">73</a> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong>
<strong class="jxr_keyword">final</strong> String VENDOR = <span
class="jxr_string">"vendor"</span>;
+<a class="jxr_linenumber" name="L74" href="#L74">74</a> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong>
<strong class="jxr_keyword">final</strong> String VENDOR_VERSION = <span
class="jxr_string">"vendor.version"</span>;
+<a class="jxr_linenumber" name="L75" href="#L75">75</a> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong>
<strong class="jxr_keyword">final</strong> String[] PROPERTIES = {VERSION,
RUNTIME_NAME, RUNTIME_VERSION, VENDOR, VENDOR_VERSION};
+<a class="jxr_linenumber" name="L76" href="#L76">76</a>
+<a class="jxr_linenumber" name="L77" href="#L77">77</a> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong>
<strong class="jxr_keyword">final</strong> String CURRENT = <span
class="jxr_string">"current"</span>;
+<a class="jxr_linenumber" name="L78" href="#L78">78</a> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong>
<strong class="jxr_keyword">final</strong> String ENV = <span
class="jxr_string">"env"</span>;
+<a class="jxr_linenumber" name="L79" href="#L79">79</a> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong>
<strong class="jxr_keyword">final</strong> String LTS = <span
class="jxr_string">"lts"</span>;
<a class="jxr_linenumber" name="L80" href="#L80">80</a>
-<a class="jxr_linenumber" name="L81" href="#L81">81</a> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong>
<strong class="jxr_keyword">final</strong> String
DISCOVERED_TOOLCHAINS_CACHE_XML = <span
class="jxr_string">".m2/discovered-toolchains-cache.xml"</span>;
-<a class="jxr_linenumber" name="L82" href="#L82">82</a>
-<a class="jxr_linenumber" name="L83" href="#L83">83</a> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong>
<strong class="jxr_keyword">final</strong> String JDK_HOME = <span
class="jxr_string">"jdkHome"</span>;
-<a class="jxr_linenumber" name="L84" href="#L84">84</a> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong>
<strong class="jxr_keyword">final</strong> String JAVA_HOME = <span
class="jxr_string">"java.home"</span>;
+<a class="jxr_linenumber" name="L81" href="#L81">81</a> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong>
<strong class="jxr_keyword">final</strong> List<String> SORTED_PROVIDES =
Collections.unmodifiableList(
+<a class="jxr_linenumber" name="L82" href="#L82">82</a>
Arrays.asList(VERSION, RUNTIME_NAME, RUNTIME_VERSION, VENDOR, VENDOR_VERSION,
CURRENT, LTS, ENV));
+<a class="jxr_linenumber" name="L83" href="#L83">83</a>
+<a class="jxr_linenumber" name="L84" href="#L84">84</a> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong>
<strong class="jxr_keyword">final</strong> String
DISCOVERED_TOOLCHAINS_CACHE_XML = <span
class="jxr_string">".m2/discovered-jdk-toolchains-cache.xml"</span>;
<a class="jxr_linenumber" name="L85" href="#L85">85</a>
-<a class="jxr_linenumber" name="L86" href="#L86">86</a> <strong
class="jxr_keyword">private</strong> <strong
class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong>
String COMMA = <span class="jxr_string">","</span>;
-<a class="jxr_linenumber" name="L87" href="#L87">87</a> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong>
<strong class="jxr_keyword">final</strong> String USER_HOME = <span
class="jxr_string">"user.home"</span>;
+<a class="jxr_linenumber" name="L86" href="#L86">86</a> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong>
<strong class="jxr_keyword">final</strong> String JDK_HOME = <span
class="jxr_string">"jdkHome"</span>;
+<a class="jxr_linenumber" name="L87" href="#L87">87</a> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong>
<strong class="jxr_keyword">final</strong> String JAVA_HOME = <span
class="jxr_string">"java.home"</span>;
<a class="jxr_linenumber" name="L88" href="#L88">88</a>
-<a class="jxr_linenumber" name="L89" href="#L89">89</a> <strong
class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong>
Logger log = LoggerFactory.getLogger(getClass());
-<a class="jxr_linenumber" name="L90" href="#L90">90</a>
-<a class="jxr_linenumber" name="L91" href="#L91">91</a> <strong
class="jxr_keyword">private</strong> <strong
class="jxr_keyword">volatile</strong> Map<Path, ToolchainModel> cache;
-<a class="jxr_linenumber" name="L92" href="#L92">92</a> <strong
class="jxr_keyword">private</strong> <strong
class="jxr_keyword">volatile</strong> <strong
class="jxr_keyword">boolean</strong> cacheModified;
-<a class="jxr_linenumber" name="L93" href="#L93">93</a> <strong
class="jxr_keyword">private</strong> <strong
class="jxr_keyword">volatile</strong> Set<Path> foundJdks;
-<a class="jxr_linenumber" name="L94" href="#L94">94</a>
-<a class="jxr_linenumber" name="L95" href="#L95">95</a> <em
class="jxr_javadoccomment">/**</em>
-<a class="jxr_linenumber" name="L96" href="#L96">96</a> <em
class="jxr_javadoccomment"> * Build the model for the current JDK
toolchain</em>
-<a class="jxr_linenumber" name="L97" href="#L97">97</a> <em
class="jxr_javadoccomment"> */</em>
-<a class="jxr_linenumber" name="L98" href="#L98">98</a> <strong
class="jxr_keyword">public</strong> Optional<ToolchainModel>
getCurrentJdkToolchain() {
-<a class="jxr_linenumber" name="L99" href="#L99">99</a> Path
currentJdkHome = getCanonicalPath(Paths.get(System.getProperty(JAVA_HOME)));
-<a class="jxr_linenumber" name="L100" href="#L100">100</a> <strong
class="jxr_keyword">if</strong> (!hasJavaC(currentJdkHome)) {
-<a class="jxr_linenumber" name="L101" href="#L101">101</a> <em
class="jxr_comment">// in case the current JVM is not a JDK</em>
-<a class="jxr_linenumber" name="L102" href="#L102">102</a> <strong
class="jxr_keyword">return</strong> Optional.empty();
-<a class="jxr_linenumber" name="L103" href="#L103">103</a> }
-<a class="jxr_linenumber" name="L104" href="#L104">104</a>
ToolchainModel model = <strong class="jxr_keyword">new</strong>
ToolchainModel();
-<a class="jxr_linenumber" name="L105" href="#L105">105</a>
model.setType(TOOLCHAIN_TYPE_JDK);
-<a class="jxr_linenumber" name="L106" href="#L106">106</a>
Stream.of(PROPERTIES).forEach(k -> {
-<a class="jxr_linenumber" name="L107" href="#L107">107</a> String
v = System.getProperty(JAVA + k);
-<a class="jxr_linenumber" name="L108" href="#L108">108</a> <strong
class="jxr_keyword">if</strong> (v != <strong
class="jxr_keyword">null</strong>) {
-<a class="jxr_linenumber" name="L109" href="#L109">109</a>
model.addProvide(k, v);
-<a class="jxr_linenumber" name="L110" href="#L110">110</a> }
-<a class="jxr_linenumber" name="L111" href="#L111">111</a> });
-<a class="jxr_linenumber" name="L112" href="#L112">112</a>
model.addProvide(CURRENT, <span class="jxr_string">"true"</span>);
-<a class="jxr_linenumber" name="L113" href="#L113">113</a> Xpp3Dom
config = <strong class="jxr_keyword">new</strong> Xpp3Dom(<span
class="jxr_string">"configuration"</span>);
-<a class="jxr_linenumber" name="L114" href="#L114">114</a> Xpp3Dom
jdkHome = <strong class="jxr_keyword">new</strong> Xpp3Dom(JDK_HOME);
-<a class="jxr_linenumber" name="L115" href="#L115">115</a>
jdkHome.setValue(currentJdkHome.toString());
-<a class="jxr_linenumber" name="L116" href="#L116">116</a>
config.addChild(jdkHome);
-<a class="jxr_linenumber" name="L117" href="#L117">117</a>
model.setConfiguration(config);
-<a class="jxr_linenumber" name="L118" href="#L118">118</a> <strong
class="jxr_keyword">return</strong> Optional.of(model);
-<a class="jxr_linenumber" name="L119" href="#L119">119</a> }
-<a class="jxr_linenumber" name="L120" href="#L120">120</a>
-<a class="jxr_linenumber" name="L121" href="#L121">121</a> <strong
class="jxr_keyword">public</strong> PersistedToolchains discoverToolchains() {
-<a class="jxr_linenumber" name="L122" href="#L122">122</a> <strong
class="jxr_keyword">return</strong> discoverToolchains(LTS + COMMA + VERSION +
COMMA + VENDOR);
-<a class="jxr_linenumber" name="L123" href="#L123">123</a> }
-<a class="jxr_linenumber" name="L124" href="#L124">124</a>
-<a class="jxr_linenumber" name="L125" href="#L125">125</a> <em
class="jxr_javadoccomment">/**</em>
-<a class="jxr_linenumber" name="L126" href="#L126">126</a> <em
class="jxr_javadoccomment"> * Returns a PersistedToolchains object
containing a list of discovered toolchains,</em>
-<a class="jxr_linenumber" name="L127" href="#L127">127</a> <em
class="jxr_javadoccomment"> * never <code>null</code>.</em>
-<a class="jxr_linenumber" name="L128" href="#L128">128</a> <em
class="jxr_javadoccomment"> */</em>
-<a class="jxr_linenumber" name="L129" href="#L129">129</a> <strong
class="jxr_keyword">public</strong> PersistedToolchains
discoverToolchains(String comparator) {
-<a class="jxr_linenumber" name="L130" href="#L130">130</a> <strong
class="jxr_keyword">try</strong> {
-<a class="jxr_linenumber" name="L131" href="#L131">131</a>
Set<Path> jdks = findJdks();
-<a class="jxr_linenumber" name="L132" href="#L132">132</a>
log.info(<span class="jxr_string">"Found "</span> + jdks.size() + <span
class="jxr_string">" possible jdks: "</span> + jdks);
-<a class="jxr_linenumber" name="L133" href="#L133">133</a>
readCache();
-<a class="jxr_linenumber" name="L134" href="#L134">134</a>
Map<Path, Map<String, String>> flags = <strong
class="jxr_keyword">new</strong> HashMap<>();
-<a class="jxr_linenumber" name="L135" href="#L135">135</a> Path
currentJdkHome = getCanonicalPath(Paths.get(System.getProperty(JAVA_HOME)));
-<a class="jxr_linenumber" name="L136" href="#L136">136</a>
flags.computeIfAbsent(currentJdkHome, p -> <strong
class="jxr_keyword">new</strong> HashMap<>()).put(CURRENT, <span
class="jxr_string">"true"</span>);
-<a class="jxr_linenumber" name="L137" href="#L137">137</a> <em
class="jxr_comment">// check environment variables for JAVA{xx}_HOME</em>
-<a class="jxr_linenumber" name="L138" href="#L138">138</a>
System.getenv().entrySet().stream()
-<a class="jxr_linenumber" name="L139" href="#L139">139</a>
.filter(e -> e.getKey().startsWith(<span class="jxr_string">"JAVA"</span>)
&& e.getKey().endsWith(<span class="jxr_string">"_HOME"</span>))
-<a class="jxr_linenumber" name="L140" href="#L140">140</a>
.forEach(e -> {
-<a class="jxr_linenumber" name="L141" href="#L141">141</a>
Path path = getCanonicalPath(Paths.get(e.getValue()));
-<a class="jxr_linenumber" name="L142" href="#L142">142</a>
Map<String, String> f = flags.computeIfAbsent(path, p -> <strong
class="jxr_keyword">new</strong> HashMap<>());
-<a class="jxr_linenumber" name="L143" href="#L143">143</a>
String val = f.getOrDefault(ENV, <span class="jxr_string">""</span>);
-<a class="jxr_linenumber" name="L144" href="#L144">144</a>
f.put(ENV, (val.isEmpty() ? <span class="jxr_string">""</span> : val +
<span class="jxr_string">","</span>) + e.getKey());
-<a class="jxr_linenumber" name="L145" href="#L145">145</a>
});
-<a class="jxr_linenumber" name="L146" href="#L146">146</a>
-<a class="jxr_linenumber" name="L147" href="#L147">147</a>
List<ToolchainModel> tcs = jdks.parallelStream()
-<a class="jxr_linenumber" name="L148" href="#L148">148</a>
.map(s -> {
-<a class="jxr_linenumber" name="L149" href="#L149">149</a>
ToolchainModel tc = getToolchainModel(s);
-<a class="jxr_linenumber" name="L150" href="#L150">150</a>
flags.getOrDefault(s, Collections.emptyMap())
-<a class="jxr_linenumber" name="L151" href="#L151">151</a>
.forEach((k, v) -> tc.getProvides().setProperty(k, v));
-<a class="jxr_linenumber" name="L152" href="#L152">152</a>
String version = tc.getProvides().getProperty(VERSION);
-<a class="jxr_linenumber" name="L153" href="#L153">153</a>
<strong class="jxr_keyword">if</strong> (isLts(version)) {
-<a class="jxr_linenumber" name="L154" href="#L154">154</a>
tc.getProvides().setProperty(LTS, <span
class="jxr_string">"true"</span>);
-<a class="jxr_linenumber" name="L155" href="#L155">155</a>
}
-<a class="jxr_linenumber" name="L156" href="#L156">156</a>
<strong class="jxr_keyword">return</strong> tc;
-<a class="jxr_linenumber" name="L157" href="#L157">157</a>
})
-<a class="jxr_linenumber" name="L158" href="#L158">158</a>
.sorted(getToolchainModelComparator(comparator))
-<a class="jxr_linenumber" name="L159" href="#L159">159</a>
.collect(Collectors.toList());
-<a class="jxr_linenumber" name="L160" href="#L160">160</a>
writeCache();
-<a class="jxr_linenumber" name="L161" href="#L161">161</a>
PersistedToolchains ps = <strong class="jxr_keyword">new</strong>
PersistedToolchains();
-<a class="jxr_linenumber" name="L162" href="#L162">162</a>
ps.setToolchains(tcs);
-<a class="jxr_linenumber" name="L163" href="#L163">163</a> <strong
class="jxr_keyword">return</strong> ps;
-<a class="jxr_linenumber" name="L164" href="#L164">164</a> } <strong
class="jxr_keyword">catch</strong> (Exception e) {
-<a class="jxr_linenumber" name="L165" href="#L165">165</a> <strong
class="jxr_keyword">if</strong> (log.isDebugEnabled()) {
-<a class="jxr_linenumber" name="L166" href="#L166">166</a>
log.warn(<span class="jxr_string">"Error discovering toolchains: "</span> + e,
e);
-<a class="jxr_linenumber" name="L167" href="#L167">167</a> }
<strong class="jxr_keyword">else</strong> {
-<a class="jxr_linenumber" name="L168" href="#L168">168</a>
log.warn(<span class="jxr_string">"Error discovering toolchains (enable debug
level for more information): "</span> + e);
-<a class="jxr_linenumber" name="L169" href="#L169">169</a> }
-<a class="jxr_linenumber" name="L170" href="#L170">170</a> <strong
class="jxr_keyword">return</strong> <strong class="jxr_keyword">new</strong>
PersistedToolchains();
-<a class="jxr_linenumber" name="L171" href="#L171">171</a> }
-<a class="jxr_linenumber" name="L172" href="#L172">172</a> }
-<a class="jxr_linenumber" name="L173" href="#L173">173</a>
-<a class="jxr_linenumber" name="L174" href="#L174">174</a> <strong
class="jxr_keyword">private</strong> <strong
class="jxr_keyword">static</strong> <strong
class="jxr_keyword">boolean</strong> isLts(String version) {
-<a class="jxr_linenumber" name="L175" href="#L175">175</a> <strong
class="jxr_keyword">return</strong> Stream.of(<span
class="jxr_string">"1.8"</span>, <span class="jxr_string">"8"</span>, <span
class="jxr_string">"11"</span>, <span class="jxr_string">"17"</span>, <span
class="jxr_string">"21"</span>, <span class="jxr_string">"25"</span>)
-<a class="jxr_linenumber" name="L176" href="#L176">176</a>
.anyMatch(v -> version.equals(v) || version.startsWith(v + <span
class="jxr_string">"."</span>));
-<a class="jxr_linenumber" name="L177" href="#L177">177</a> }
-<a class="jxr_linenumber" name="L178" href="#L178">178</a>
-<a class="jxr_linenumber" name="L179" href="#L179">179</a> <strong
class="jxr_keyword">private</strong> <strong
class="jxr_keyword">synchronized</strong> <strong
class="jxr_keyword">void</strong> readCache() {
-<a class="jxr_linenumber" name="L180" href="#L180">180</a> <strong
class="jxr_keyword">if</strong> (cache == <strong
class="jxr_keyword">null</strong>) {
-<a class="jxr_linenumber" name="L181" href="#L181">181</a> <strong
class="jxr_keyword">try</strong> {
-<a class="jxr_linenumber" name="L182" href="#L182">182</a>
cache = <strong class="jxr_keyword">new</strong> ConcurrentHashMap<>();
-<a class="jxr_linenumber" name="L183" href="#L183">183</a>
cacheModified = false;
-<a class="jxr_linenumber" name="L184" href="#L184">184</a>
Path cacheFile = getCacheFile();
-<a class="jxr_linenumber" name="L185" href="#L185">185</a>
<strong class="jxr_keyword">if</strong> (Files.isRegularFile(cacheFile)) {
-<a class="jxr_linenumber" name="L186" href="#L186">186</a>
<strong class="jxr_keyword">try</strong> (Reader r =
Files.newBufferedReader(cacheFile)) {
-<a class="jxr_linenumber" name="L187" href="#L187">187</a>
PersistedToolchains pt = <strong class="jxr_keyword">new</strong>
MavenToolchainsXpp3Reader().read(r, false);
-<a class="jxr_linenumber" name="L188" href="#L188">188</a>
cache = pt.getToolchains().stream()
-<a class="jxr_linenumber" name="L189" href="#L189">189</a>
<em class="jxr_comment">// Remove stale entries</em>
-<a class="jxr_linenumber" name="L190" href="#L190">190</a>
.filter(tc -> {
-<a class="jxr_linenumber" name="L191" href="#L191">191</a>
<em class="jxr_comment">// If the bin/java executable is not
available anymore, remove this TC</em>
-<a class="jxr_linenumber" name="L192" href="#L192">192</a>
<strong class="jxr_keyword">if</strong>
(!hasJavaC(getJdkHome(tc))) {
-<a class="jxr_linenumber" name="L193" href="#L193">193</a>
cacheModified = <strong class="jxr_keyword">true</strong>;
-<a class="jxr_linenumber" name="L194" href="#L194">194</a>
<strong class="jxr_keyword">return</strong> false;
-<a class="jxr_linenumber" name="L195" href="#L195">195</a>
} <strong class="jxr_keyword">else</strong> {
-<a class="jxr_linenumber" name="L196" href="#L196">196</a>
<strong class="jxr_keyword">return</strong> <strong
class="jxr_keyword">true</strong>;
-<a class="jxr_linenumber" name="L197" href="#L197">197</a>
}
-<a class="jxr_linenumber" name="L198" href="#L198">198</a>
})
-<a class="jxr_linenumber" name="L199" href="#L199">199</a>
.collect(Collectors.toConcurrentMap(<strong
class="jxr_keyword">this</strong>::getJdkHome, Function.identity()));
-<a class="jxr_linenumber" name="L200" href="#L200">200</a>
}
-<a class="jxr_linenumber" name="L201" href="#L201">201</a> }
-<a class="jxr_linenumber" name="L202" href="#L202">202</a> }
<strong class="jxr_keyword">catch</strong> (IOException |
XmlPullParserException e) {
-<a class="jxr_linenumber" name="L203" href="#L203">203</a>
log.debug(<span class="jxr_string">"Error reading toolchains cache: "</span> +
e, e);
-<a class="jxr_linenumber" name="L204" href="#L204">204</a> }
-<a class="jxr_linenumber" name="L205" href="#L205">205</a> }
-<a class="jxr_linenumber" name="L206" href="#L206">206</a> }
-<a class="jxr_linenumber" name="L207" href="#L207">207</a>
-<a class="jxr_linenumber" name="L208" href="#L208">208</a> <strong
class="jxr_keyword">private</strong> <strong
class="jxr_keyword">synchronized</strong> <strong
class="jxr_keyword">void</strong> writeCache() {
-<a class="jxr_linenumber" name="L209" href="#L209">209</a> <strong
class="jxr_keyword">if</strong> (cacheModified) {
-<a class="jxr_linenumber" name="L210" href="#L210">210</a> <strong
class="jxr_keyword">try</strong> {
-<a class="jxr_linenumber" name="L211" href="#L211">211</a>
Path cacheFile = getCacheFile();
-<a class="jxr_linenumber" name="L212" href="#L212">212</a>
Files.createDirectories(cacheFile.getParent());
-<a class="jxr_linenumber" name="L213" href="#L213">213</a>
<strong class="jxr_keyword">try</strong> (Writer w =
Files.newBufferedWriter(cacheFile)) {
-<a class="jxr_linenumber" name="L214" href="#L214">214</a>
PersistedToolchains pt = <strong class="jxr_keyword">new</strong>
PersistedToolchains();
-<a class="jxr_linenumber" name="L215" href="#L215">215</a>
pt.setToolchains(cache.values().stream()
-<a class="jxr_linenumber" name="L216" href="#L216">216</a>
.map(tc -> {
-<a class="jxr_linenumber" name="L217" href="#L217">217</a>
ToolchainModel model = tc.clone();
-<a class="jxr_linenumber" name="L218" href="#L218">218</a>
<em class="jxr_comment">// Remove transient information</em>
-<a class="jxr_linenumber" name="L219" href="#L219">219</a>
model.getProvides().remove(CURRENT);
-<a class="jxr_linenumber" name="L220" href="#L220">220</a>
model.getProvides().remove(ENV);
-<a class="jxr_linenumber" name="L221" href="#L221">221</a>
<strong class="jxr_keyword">return</strong> model;
-<a class="jxr_linenumber" name="L222" href="#L222">222</a>
})
-<a class="jxr_linenumber" name="L223" href="#L223">223</a>
.sorted(version().thenComparing(vendor()))
-<a class="jxr_linenumber" name="L224" href="#L224">224</a>
.collect(Collectors.toList()));
-<a class="jxr_linenumber" name="L225" href="#L225">225</a>
<strong class="jxr_keyword">new</strong> MavenToolchainsXpp3Writer().write(w,
pt);
-<a class="jxr_linenumber" name="L226" href="#L226">226</a> }
-<a class="jxr_linenumber" name="L227" href="#L227">227</a> }
<strong class="jxr_keyword">catch</strong> (IOException e) {
-<a class="jxr_linenumber" name="L228" href="#L228">228</a>
log.debug(<span class="jxr_string">"Error writing toolchains cache: "</span> +
e, e);
-<a class="jxr_linenumber" name="L229" href="#L229">229</a> }
-<a class="jxr_linenumber" name="L230" href="#L230">230</a>
cacheModified = false;
-<a class="jxr_linenumber" name="L231" href="#L231">231</a> }
-<a class="jxr_linenumber" name="L232" href="#L232">232</a> }
-<a class="jxr_linenumber" name="L233" href="#L233">233</a>
-<a class="jxr_linenumber" name="L234" href="#L234">234</a> ToolchainModel
getToolchainModel(Path jdk) {
-<a class="jxr_linenumber" name="L235" href="#L235">235</a>
ToolchainModel model = cache.get(jdk);
-<a class="jxr_linenumber" name="L236" href="#L236">236</a> <strong
class="jxr_keyword">if</strong> (model == <strong
class="jxr_keyword">null</strong>) {
-<a class="jxr_linenumber" name="L237" href="#L237">237</a> model =
doGetToolchainModel(jdk);
-<a class="jxr_linenumber" name="L238" href="#L238">238</a>
cache.put(jdk, model);
-<a class="jxr_linenumber" name="L239" href="#L239">239</a>
cacheModified = <strong class="jxr_keyword">true</strong>;
-<a class="jxr_linenumber" name="L240" href="#L240">240</a> }
-<a class="jxr_linenumber" name="L241" href="#L241">241</a> <strong
class="jxr_keyword">return</strong> model;
-<a class="jxr_linenumber" name="L242" href="#L242">242</a> }
-<a class="jxr_linenumber" name="L243" href="#L243">243</a>
-<a class="jxr_linenumber" name="L244" href="#L244">244</a> <strong
class="jxr_keyword">private</strong> <strong
class="jxr_keyword">static</strong> Path getCacheFile() {
-<a class="jxr_linenumber" name="L245" href="#L245">245</a> <strong
class="jxr_keyword">return</strong>
Paths.get(System.getProperty(USER_HOME)).resolve(DISCOVERED_TOOLCHAINS_CACHE_XML);
-<a class="jxr_linenumber" name="L246" href="#L246">246</a> }
-<a class="jxr_linenumber" name="L247" href="#L247">247</a>
-<a class="jxr_linenumber" name="L248" href="#L248">248</a> <strong
class="jxr_keyword">public</strong> Path getJdkHome(ToolchainModel toolchain) {
-<a class="jxr_linenumber" name="L249" href="#L249">249</a> Xpp3Dom dom
= (Xpp3Dom) toolchain.getConfiguration();
-<a class="jxr_linenumber" name="L250" href="#L250">250</a> Xpp3Dom
javahome = dom != <strong class="jxr_keyword">null</strong> ?
dom.getChild(JDK_HOME) : <strong class="jxr_keyword">null</strong>;
-<a class="jxr_linenumber" name="L251" href="#L251">251</a> String jdk
= javahome != <strong class="jxr_keyword">null</strong> ? javahome.getValue() :
<strong class="jxr_keyword">null</strong>;
-<a class="jxr_linenumber" name="L252" href="#L252">252</a> <strong
class="jxr_keyword">return</strong> Paths.get(Objects.requireNonNull(jdk));
-<a class="jxr_linenumber" name="L253" href="#L253">253</a> }
-<a class="jxr_linenumber" name="L254" href="#L254">254</a>
-<a class="jxr_linenumber" name="L255" href="#L255">255</a> ToolchainModel
doGetToolchainModel(Path jdk) {
-<a class="jxr_linenumber" name="L256" href="#L256">256</a> Path java =
jdk.resolve(<span class="jxr_string">"bin"</span>).resolve(<span
class="jxr_string">"java"</span>);
-<a class="jxr_linenumber" name="L257" href="#L257">257</a> <strong
class="jxr_keyword">if</strong> (!Files.exists(java)) {
-<a class="jxr_linenumber" name="L258" href="#L258">258</a> java =
jdk.resolve(<span class="jxr_string">"bin"</span>).resolve(<span
class="jxr_string">"java.exe"</span>);
-<a class="jxr_linenumber" name="L259" href="#L259">259</a> <strong
class="jxr_keyword">if</strong> (!Files.exists(java)) {
-<a class="jxr_linenumber" name="L260" href="#L260">260</a>
log.debug(<span class="jxr_string">"JDK toolchain discovered at "</span> + jdk
-<a class="jxr_linenumber" name="L261" href="#L261">261</a>
+ <span class="jxr_string">" will be ignored: unable to find bin/java or
bin\\java.exe"</span>);
-<a class="jxr_linenumber" name="L262" href="#L262">262</a>
<strong class="jxr_keyword">return</strong> <strong
class="jxr_keyword">null</strong>;
-<a class="jxr_linenumber" name="L263" href="#L263">263</a> }
-<a class="jxr_linenumber" name="L264" href="#L264">264</a> }
-<a class="jxr_linenumber" name="L265" href="#L265">265</a> <strong
class="jxr_keyword">if</strong> (!java.toFile().canExecute()) {
-<a class="jxr_linenumber" name="L266" href="#L266">266</a>
log.debug(<span class="jxr_string">"JDK toolchain discovered at "</span> + jdk
-<a class="jxr_linenumber" name="L267" href="#L267">267</a>
+ <span class="jxr_string">" will be ignored: the bin/java or
bin\\java.exe is not executable"</span>);
-<a class="jxr_linenumber" name="L268" href="#L268">268</a> <strong
class="jxr_keyword">return</strong> <strong class="jxr_keyword">null</strong>;
-<a class="jxr_linenumber" name="L269" href="#L269">269</a> }
-<a class="jxr_linenumber" name="L270" href="#L270">270</a>
List<String> lines;
-<a class="jxr_linenumber" name="L271" href="#L271">271</a> <strong
class="jxr_keyword">try</strong> {
-<a class="jxr_linenumber" name="L272" href="#L272">272</a> Path
temp = Files.createTempFile(<span class="jxr_string">"jdk-opts-"</span>, <span
class="jxr_string">".out"</span>);
-<a class="jxr_linenumber" name="L273" href="#L273">273</a> <strong
class="jxr_keyword">try</strong> {
-<a class="jxr_linenumber" name="L274" href="#L274">274</a>
<strong class="jxr_keyword">new</strong> ProcessBuilder()
-<a class="jxr_linenumber" name="L275" href="#L275">275</a>
.command(java.toString(), <span
class="jxr_string">"-XshowSettings:properties"</span>, <span
class="jxr_string">"-version"</span>)
-<a class="jxr_linenumber" name="L276" href="#L276">276</a>
.redirectError(temp.toFile())
-<a class="jxr_linenumber" name="L277" href="#L277">277</a>
.start()
-<a class="jxr_linenumber" name="L278" href="#L278">278</a>
.waitFor();
-<a class="jxr_linenumber" name="L279" href="#L279">279</a>
lines = Files.readAllLines(temp);
-<a class="jxr_linenumber" name="L280" href="#L280">280</a> }
<strong class="jxr_keyword">finally</strong> {
-<a class="jxr_linenumber" name="L281" href="#L281">281</a>
Files.delete(temp);
-<a class="jxr_linenumber" name="L282" href="#L282">282</a> }
-<a class="jxr_linenumber" name="L283" href="#L283">283</a> } <strong
class="jxr_keyword">catch</strong> (IOException | InterruptedException e) {
-<a class="jxr_linenumber" name="L284" href="#L284">284</a>
log.debug(<span class="jxr_string">"JDK toolchain discovered at "</span> + jdk
+ <span class="jxr_string">" will be ignored: error executing java: "</span> +
e);
-<a class="jxr_linenumber" name="L285" href="#L285">285</a> <strong
class="jxr_keyword">return</strong> <strong class="jxr_keyword">null</strong>;
-<a class="jxr_linenumber" name="L286" href="#L286">286</a> }
-<a class="jxr_linenumber" name="L287" href="#L287">287</a>
-<a class="jxr_linenumber" name="L288" href="#L288">288</a>
Map<String, String> properties = <strong class="jxr_keyword">new</strong>
LinkedHashMap<>();
-<a class="jxr_linenumber" name="L289" href="#L289">289</a>
Stream.of(PROPERTIES).forEach(name -> {
-<a class="jxr_linenumber" name="L290" href="#L290">290</a>
lines.stream()
-<a class="jxr_linenumber" name="L291" href="#L291">291</a>
.filter(l -> l.contains(JAVA + name))
-<a class="jxr_linenumber" name="L292" href="#L292">292</a>
.map(l -> l.replaceFirst(<span
class="jxr_string">".*=\\s*(.*)"</span>, <span
class="jxr_string">"$1"</span>))
-<a class="jxr_linenumber" name="L293" href="#L293">293</a>
.findFirst()
-<a class="jxr_linenumber" name="L294" href="#L294">294</a>
.ifPresent(value -> properties.put(name, value));
-<a class="jxr_linenumber" name="L295" href="#L295">295</a> });
-<a class="jxr_linenumber" name="L296" href="#L296">296</a> <strong
class="jxr_keyword">if</strong> (!properties.containsKey(VERSION)) {
-<a class="jxr_linenumber" name="L297" href="#L297">297</a>
log.debug(<span class="jxr_string">"JDK toolchain discovered at "</span> + jdk
+ <span class="jxr_string">" will be ignored: could not obtain "</span> + JAVA
+ VERSION);
-<a class="jxr_linenumber" name="L298" href="#L298">298</a> <strong
class="jxr_keyword">return</strong> <strong class="jxr_keyword">null</strong>;
-<a class="jxr_linenumber" name="L299" href="#L299">299</a> }
-<a class="jxr_linenumber" name="L300" href="#L300">300</a>
-<a class="jxr_linenumber" name="L301" href="#L301">301</a>
ToolchainModel model = <strong class="jxr_keyword">new</strong>
ToolchainModel();
-<a class="jxr_linenumber" name="L302" href="#L302">302</a>
model.setType(TOOLCHAIN_TYPE_JDK);
-<a class="jxr_linenumber" name="L303" href="#L303">303</a>
properties.forEach(model::addProvide);
-<a class="jxr_linenumber" name="L304" href="#L304">304</a> Xpp3Dom
configuration = <strong class="jxr_keyword">new</strong> Xpp3Dom(<span
class="jxr_string">"configuration"</span>);
-<a class="jxr_linenumber" name="L305" href="#L305">305</a> Xpp3Dom
jdkHome = <strong class="jxr_keyword">new</strong> Xpp3Dom(JDK_HOME);
-<a class="jxr_linenumber" name="L306" href="#L306">306</a>
jdkHome.setValue(jdk.toString());
-<a class="jxr_linenumber" name="L307" href="#L307">307</a>
configuration.addChild(jdkHome);
-<a class="jxr_linenumber" name="L308" href="#L308">308</a>
model.setConfiguration(configuration);
-<a class="jxr_linenumber" name="L309" href="#L309">309</a> <strong
class="jxr_keyword">return</strong> model;
-<a class="jxr_linenumber" name="L310" href="#L310">310</a> }
-<a class="jxr_linenumber" name="L311" href="#L311">311</a>
-<a class="jxr_linenumber" name="L312" href="#L312">312</a> <strong
class="jxr_keyword">private</strong> <strong
class="jxr_keyword">static</strong> Path getCanonicalPath(Path path) {
-<a class="jxr_linenumber" name="L313" href="#L313">313</a> <strong
class="jxr_keyword">try</strong> {
-<a class="jxr_linenumber" name="L314" href="#L314">314</a> <strong
class="jxr_keyword">return</strong> path.toRealPath();
-<a class="jxr_linenumber" name="L315" href="#L315">315</a> } <strong
class="jxr_keyword">catch</strong> (IOException e) {
-<a class="jxr_linenumber" name="L316" href="#L316">316</a> <strong
class="jxr_keyword">return</strong>
getCanonicalPath(path.getParent()).resolve(path.getFileName());
-<a class="jxr_linenumber" name="L317" href="#L317">317</a> }
-<a class="jxr_linenumber" name="L318" href="#L318">318</a> }
-<a class="jxr_linenumber" name="L319" href="#L319">319</a>
-<a class="jxr_linenumber" name="L320" href="#L320">320</a>
Comparator<ToolchainModel> getToolchainModelComparator(String comparator)
{
-<a class="jxr_linenumber" name="L321" href="#L321">321</a>
Comparator<ToolchainModel> c = <strong class="jxr_keyword">null</strong>;
-<a class="jxr_linenumber" name="L322" href="#L322">322</a> <strong
class="jxr_keyword">for</strong> (String part : comparator.split(COMMA)) {
-<a class="jxr_linenumber" name="L323" href="#L323">323</a> c = c
== <strong class="jxr_keyword">null</strong> ? getComparator(part) :
c.thenComparing(getComparator(part));
-<a class="jxr_linenumber" name="L324" href="#L324">324</a> }
-<a class="jxr_linenumber" name="L325" href="#L325">325</a> <strong
class="jxr_keyword">return</strong> c;
-<a class="jxr_linenumber" name="L326" href="#L326">326</a> }
-<a class="jxr_linenumber" name="L327" href="#L327">327</a>
-<a class="jxr_linenumber" name="L328" href="#L328">328</a> <strong
class="jxr_keyword">private</strong> Comparator<ToolchainModel>
getComparator(String part) {
-<a class="jxr_linenumber" name="L329" href="#L329">329</a> <strong
class="jxr_keyword">switch</strong> (part.trim().toLowerCase(Locale.ROOT)) {
-<a class="jxr_linenumber" name="L330" href="#L330">330</a> <strong
class="jxr_keyword">case</strong> LTS:
-<a class="jxr_linenumber" name="L331" href="#L331">331</a>
<strong class="jxr_keyword">return</strong> lts();
-<a class="jxr_linenumber" name="L332" href="#L332">332</a> <strong
class="jxr_keyword">case</strong> VENDOR:
-<a class="jxr_linenumber" name="L333" href="#L333">333</a>
<strong class="jxr_keyword">return</strong> vendor();
-<a class="jxr_linenumber" name="L334" href="#L334">334</a> <strong
class="jxr_keyword">case</strong> ENV:
-<a class="jxr_linenumber" name="L335" href="#L335">335</a>
<strong class="jxr_keyword">return</strong> env();
-<a class="jxr_linenumber" name="L336" href="#L336">336</a> <strong
class="jxr_keyword">case</strong> CURRENT:
-<a class="jxr_linenumber" name="L337" href="#L337">337</a>
<strong class="jxr_keyword">return</strong> current();
-<a class="jxr_linenumber" name="L338" href="#L338">338</a> <strong
class="jxr_keyword">case</strong> VERSION:
-<a class="jxr_linenumber" name="L339" href="#L339">339</a>
<strong class="jxr_keyword">return</strong> version();
-<a class="jxr_linenumber" name="L340" href="#L340">340</a> <strong
class="jxr_keyword">default</strong>:
-<a class="jxr_linenumber" name="L341" href="#L341">341</a>
<strong class="jxr_keyword">throw</strong> <strong
class="jxr_keyword">new</strong> IllegalArgumentException(<span
class="jxr_string">"Unsupported comparator: "</span> + part
-<a class="jxr_linenumber" name="L342" href="#L342">342</a>
+ <span class="jxr_string">". Supported comparators are: vendor, env,
current, lts and version."</span>);
-<a class="jxr_linenumber" name="L343" href="#L343">343</a> }
-<a class="jxr_linenumber" name="L344" href="#L344">344</a> }
-<a class="jxr_linenumber" name="L345" href="#L345">345</a>
-<a class="jxr_linenumber" name="L346" href="#L346">346</a>
Comparator<ToolchainModel> lts() {
-<a class="jxr_linenumber" name="L347" href="#L347">347</a> <strong
class="jxr_keyword">return</strong> comparing((ToolchainModel tc) ->
tc.getProvides().containsKey(LTS) ? -1 : +1);
-<a class="jxr_linenumber" name="L348" href="#L348">348</a> }
-<a class="jxr_linenumber" name="L349" href="#L349">349</a>
-<a class="jxr_linenumber" name="L350" href="#L350">350</a>
Comparator<ToolchainModel> vendor() {
-<a class="jxr_linenumber" name="L351" href="#L351">351</a> <strong
class="jxr_keyword">return</strong> comparing((ToolchainModel tc) ->
tc.getProvides().getProperty(VENDOR));
-<a class="jxr_linenumber" name="L352" href="#L352">352</a> }
-<a class="jxr_linenumber" name="L353" href="#L353">353</a>
-<a class="jxr_linenumber" name="L354" href="#L354">354</a>
Comparator<ToolchainModel> env() {
-<a class="jxr_linenumber" name="L355" href="#L355">355</a> <strong
class="jxr_keyword">return</strong> comparing((ToolchainModel tc) ->
tc.getProvides().containsKey(ENV) ? -1 : +1);
-<a class="jxr_linenumber" name="L356" href="#L356">356</a> }
-<a class="jxr_linenumber" name="L357" href="#L357">357</a>
-<a class="jxr_linenumber" name="L358" href="#L358">358</a>
Comparator<ToolchainModel> current() {
-<a class="jxr_linenumber" name="L359" href="#L359">359</a> <strong
class="jxr_keyword">return</strong> comparing((ToolchainModel tc) ->
tc.getProvides().containsKey(CURRENT) ? -1 : +1);
-<a class="jxr_linenumber" name="L360" href="#L360">360</a> }
-<a class="jxr_linenumber" name="L361" href="#L361">361</a>
-<a class="jxr_linenumber" name="L362" href="#L362">362</a>
Comparator<ToolchainModel> version() {
-<a class="jxr_linenumber" name="L363" href="#L363">363</a> <strong
class="jxr_keyword">return</strong> comparing((ToolchainModel tc) ->
tc.getProvides().getProperty(VERSION), (v1, v2) -> {
-<a class="jxr_linenumber" name="L364" href="#L364">364</a>
String[] a = v1.split(<span class="jxr_string">"\\."</span>);
-<a class="jxr_linenumber" name="L365" href="#L365">365</a>
String[] b = v2.split(<span class="jxr_string">"\\."</span>);
-<a class="jxr_linenumber" name="L366" href="#L366">366</a>
<strong class="jxr_keyword">int</strong> length = Math.min(a.length, b.length);
-<a class="jxr_linenumber" name="L367" href="#L367">367</a>
<strong class="jxr_keyword">for</strong> (<strong
class="jxr_keyword">int</strong> i = 0; i < length; i++) {
-<a class="jxr_linenumber" name="L368" href="#L368">368</a>
String oa = a[i];
-<a class="jxr_linenumber" name="L369" href="#L369">369</a>
String ob = b[i];
-<a class="jxr_linenumber" name="L370" href="#L370">370</a>
<strong class="jxr_keyword">if</strong> (!Objects.equals(oa, ob)) {
-<a class="jxr_linenumber" name="L371" href="#L371">371</a>
<em class="jxr_comment">// A null element is less than a non-null
element</em>
-<a class="jxr_linenumber" name="L372" href="#L372">372</a>
<strong class="jxr_keyword">if</strong> (oa == <strong
class="jxr_keyword">null</strong> || ob == <strong
class="jxr_keyword">null</strong>) {
-<a class="jxr_linenumber" name="L373" href="#L373">373</a>
<strong class="jxr_keyword">return</strong> oa == <strong
class="jxr_keyword">null</strong> ? -1 : 1;
-<a class="jxr_linenumber" name="L374" href="#L374">374</a>
}
-<a class="jxr_linenumber" name="L375" href="#L375">375</a>
<strong class="jxr_keyword">int</strong> v = oa.compareTo(ob);
-<a class="jxr_linenumber" name="L376" href="#L376">376</a>
<strong class="jxr_keyword">if</strong> (v != 0) {
-<a class="jxr_linenumber" name="L377" href="#L377">377</a>
<strong class="jxr_keyword">return</strong> v;
-<a class="jxr_linenumber" name="L378" href="#L378">378</a>
}
-<a class="jxr_linenumber" name="L379" href="#L379">379</a>
}
-<a class="jxr_linenumber" name="L380" href="#L380">380</a>
}
-<a class="jxr_linenumber" name="L381" href="#L381">381</a>
<strong class="jxr_keyword">return</strong> a.length - b.length;
-<a class="jxr_linenumber" name="L382" href="#L382">382</a> })
-<a class="jxr_linenumber" name="L383" href="#L383">383</a>
.reversed();
-<a class="jxr_linenumber" name="L384" href="#L384">384</a> }
-<a class="jxr_linenumber" name="L385" href="#L385">385</a>
-<a class="jxr_linenumber" name="L386" href="#L386">386</a> <strong
class="jxr_keyword">private</strong> Set<Path> findJdks() {
-<a class="jxr_linenumber" name="L387" href="#L387">387</a> <strong
class="jxr_keyword">if</strong> (foundJdks == <strong
class="jxr_keyword">null</strong>) {
-<a class="jxr_linenumber" name="L388" href="#L388">388</a> <strong
class="jxr_keyword">synchronized</strong> (<strong
class="jxr_keyword">this</strong>) {
-<a class="jxr_linenumber" name="L389" href="#L389">389</a>
<strong class="jxr_keyword">if</strong> (foundJdks == <strong
class="jxr_keyword">null</strong>) {
-<a class="jxr_linenumber" name="L390" href="#L390">390</a>
foundJdks = doFindJdks();
-<a class="jxr_linenumber" name="L391" href="#L391">391</a> }
-<a class="jxr_linenumber" name="L392" href="#L392">392</a> }
-<a class="jxr_linenumber" name="L393" href="#L393">393</a> }
-<a class="jxr_linenumber" name="L394" href="#L394">394</a> <strong
class="jxr_keyword">return</strong> foundJdks;
-<a class="jxr_linenumber" name="L395" href="#L395">395</a> }
-<a class="jxr_linenumber" name="L396" href="#L396">396</a>
-<a class="jxr_linenumber" name="L397" href="#L397">397</a> <strong
class="jxr_keyword">private</strong> Set<Path> doFindJdks() {
-<a class="jxr_linenumber" name="L398" href="#L398">398</a>
List<Path> dirsToTest = <strong class="jxr_keyword">new</strong>
ArrayList<>();
-<a class="jxr_linenumber" name="L399" href="#L399">399</a> <em
class="jxr_comment">// add current JDK</em>
-<a class="jxr_linenumber" name="L400" href="#L400">400</a>
dirsToTest.add(Paths.get(System.getProperty(JAVA_HOME)));
-<a class="jxr_linenumber" name="L401" href="#L401">401</a> <em
class="jxr_comment">// check environment variables for JAVA{xx}_HOME</em>
-<a class="jxr_linenumber" name="L402" href="#L402">402</a>
System.getenv().entrySet().stream()
-<a class="jxr_linenumber" name="L403" href="#L403">403</a>
.filter(e -> e.getKey().startsWith(<span class="jxr_string">"JAVA"</span>)
&& e.getKey().endsWith(<span class="jxr_string">"_HOME"</span>))
-<a class="jxr_linenumber" name="L404" href="#L404">404</a>
.map(e -> Paths.get(e.getValue()))
-<a class="jxr_linenumber" name="L405" href="#L405">405</a>
.forEach(dirsToTest::add);
-<a class="jxr_linenumber" name="L406" href="#L406">406</a> <strong
class="jxr_keyword">final</strong> Path userHome =
Paths.get(System.getProperty(USER_HOME));
-<a class="jxr_linenumber" name="L407" href="#L407">407</a>
List<Path> installedDirs = <strong class="jxr_keyword">new</strong>
ArrayList<>();
-<a class="jxr_linenumber" name="L408" href="#L408">408</a> <em
class="jxr_comment">// jdk installed by third</em>
-<a class="jxr_linenumber" name="L409" href="#L409">409</a>
installedDirs.add(userHome.resolve(<span class="jxr_string">".jdks"</span>));
-<a class="jxr_linenumber" name="L410" href="#L410">410</a>
installedDirs.add(userHome.resolve(<span
class="jxr_string">".m2"</span>).resolve(<span
class="jxr_string">"jdks"</span>));
-<a class="jxr_linenumber" name="L411" href="#L411">411</a>
installedDirs.add(userHome.resolve(<span
class="jxr_string">".sdkman"</span>).resolve(<span
class="jxr_string">"candidates"</span>).resolve(<span
class="jxr_string">"java"</span>));
-<a class="jxr_linenumber" name="L412" href="#L412">412</a>
installedDirs.add(userHome.resolve(<span
class="jxr_string">".gradle"</span>).resolve(<span
class="jxr_string">"jdks"</span>));
-<a class="jxr_linenumber" name="L413" href="#L413">413</a>
installedDirs.add(userHome.resolve(<span
class="jxr_string">".jenv"</span>).resolve(<span
class="jxr_string">"versions"</span>));
-<a class="jxr_linenumber" name="L414" href="#L414">414</a>
installedDirs.add(userHome.resolve(<span
class="jxr_string">".jbang"</span>).resolve(<span
class="jxr_string">"cache"</span>).resolve(<span
class="jxr_string">"jdks"</span>));
-<a class="jxr_linenumber" name="L415" href="#L415">415</a>
installedDirs.add(userHome.resolve(<span
class="jxr_string">".asdf"</span>).resolve(<span
class="jxr_string">"installs"</span>));
-<a class="jxr_linenumber" name="L416" href="#L416">416</a>
installedDirs.add(userHome.resolve(<span
class="jxr_string">".jabba"</span>).resolve(<span
class="jxr_string">"jdk"</span>));
-<a class="jxr_linenumber" name="L417" href="#L417">417</a> <em
class="jxr_comment">// os related directories</em>
-<a class="jxr_linenumber" name="L418" href="#L418">418</a> String
osname = System.getProperty(<span
class="jxr_string">"os.name"</span>).toLowerCase(Locale.ROOT);
-<a class="jxr_linenumber" name="L419" href="#L419">419</a> <strong
class="jxr_keyword">boolean</strong> macos = osname.startsWith(<span
class="jxr_string">"mac"</span>);
-<a class="jxr_linenumber" name="L420" href="#L420">420</a> <strong
class="jxr_keyword">boolean</strong> win = osname.startsWith(<span
class="jxr_string">"win"</span>);
-<a class="jxr_linenumber" name="L421" href="#L421">421</a> <strong
class="jxr_keyword">if</strong> (macos) {
-<a class="jxr_linenumber" name="L422" href="#L422">422</a>
installedDirs.add(Paths.get(<span
class="jxr_string">"/Library/Java/JavaVirtualMachines"</span>));
-<a class="jxr_linenumber" name="L423" href="#L423">423</a>
installedDirs.add(userHome.resolve(<span
class="jxr_string">"Library/Java/JavaVirtualMachines"</span>));
-<a class="jxr_linenumber" name="L424" href="#L424">424</a> } <strong
class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (win)
{
-<a class="jxr_linenumber" name="L425" href="#L425">425</a>
installedDirs.add(Paths.get(<span class="jxr_string">"C:\\Program
Files\\Java\\"</span>));
-<a class="jxr_linenumber" name="L426" href="#L426">426</a> Path
scoop = userHome.resolve(<span class="jxr_string">"scoop"</span>).resolve(<span
class="jxr_string">"apps"</span>);
-<a class="jxr_linenumber" name="L427" href="#L427">427</a> <strong
class="jxr_keyword">if</strong> (Files.isDirectory(scoop)) {
-<a class="jxr_linenumber" name="L428" href="#L428">428</a>
<strong class="jxr_keyword">try</strong> (Stream<Path> stream =
Files.list(scoop)) {
-<a class="jxr_linenumber" name="L429" href="#L429">429</a>
stream.forEach(installedDirs::add);
-<a class="jxr_linenumber" name="L430" href="#L430">430</a> }
<strong class="jxr_keyword">catch</strong> (IOException e) {
-<a class="jxr_linenumber" name="L431" href="#L431">431</a>
<em class="jxr_comment">// ignore</em>
-<a class="jxr_linenumber" name="L432" href="#L432">432</a> }
-<a class="jxr_linenumber" name="L433" href="#L433">433</a> }
-<a class="jxr_linenumber" name="L434" href="#L434">434</a> } <strong
class="jxr_keyword">else</strong> {
-<a class="jxr_linenumber" name="L435" href="#L435">435</a>
installedDirs.add(Paths.get(<span class="jxr_string">"/usr/jdk"</span>));
-<a class="jxr_linenumber" name="L436" href="#L436">436</a>
installedDirs.add(Paths.get(<span class="jxr_string">"/usr/java"</span>));
-<a class="jxr_linenumber" name="L437" href="#L437">437</a>
installedDirs.add(Paths.get(<span class="jxr_string">"/opt/java"</span>));
-<a class="jxr_linenumber" name="L438" href="#L438">438</a>
installedDirs.add(Paths.get(<span class="jxr_string">"/usr/lib/jvm"</span>));
-<a class="jxr_linenumber" name="L439" href="#L439">439</a> }
-<a class="jxr_linenumber" name="L440" href="#L440">440</a> <strong
class="jxr_keyword">for</strong> (Path dest : installedDirs) {
-<a class="jxr_linenumber" name="L441" href="#L441">441</a> <strong
class="jxr_keyword">if</strong> (Files.isDirectory(dest)) {
-<a class="jxr_linenumber" name="L442" href="#L442">442</a>
<strong class="jxr_keyword">try</strong> (Stream<Path> stream =
Files.list(dest)) {
-<a class="jxr_linenumber" name="L443" href="#L443">443</a>
stream.forEach(dir -> {
-<a class="jxr_linenumber" name="L444" href="#L444">444</a>
dirsToTest.add(dir);
-<a class="jxr_linenumber" name="L445" href="#L445">445</a>
<strong class="jxr_keyword">if</strong> (macos) {
-<a class="jxr_linenumber" name="L446" href="#L446">446</a>
dirsToTest.add(dir.resolve(<span
class="jxr_string">"Contents"</span>).resolve(<span
class="jxr_string">"Home"</span>));
-<a class="jxr_linenumber" name="L447" href="#L447">447</a>
}
-<a class="jxr_linenumber" name="L448" href="#L448">448</a>
});
-<a class="jxr_linenumber" name="L449" href="#L449">449</a> }
<strong class="jxr_keyword">catch</strong> (IOException e) {
-<a class="jxr_linenumber" name="L450" href="#L450">450</a>
<em class="jxr_comment">// ignore</em>
-<a class="jxr_linenumber" name="L451" href="#L451">451</a> }
-<a class="jxr_linenumber" name="L452" href="#L452">452</a> }
-<a class="jxr_linenumber" name="L453" href="#L453">453</a> }
-<a class="jxr_linenumber" name="L454" href="#L454">454</a> <em
class="jxr_comment">// only keep directories that have a javac file</em>
-<a class="jxr_linenumber" name="L455" href="#L455">455</a> <strong
class="jxr_keyword">return</strong> dirsToTest.stream()
-<a class="jxr_linenumber" name="L456" href="#L456">456</a>
.filter(ToolchainDiscoverer::hasJavaC)
-<a class="jxr_linenumber" name="L457" href="#L457">457</a>
.map(ToolchainDiscoverer::getCanonicalPath)
-<a class="jxr_linenumber" name="L458" href="#L458">458</a>
.collect(Collectors.toSet());
-<a class="jxr_linenumber" name="L459" href="#L459">459</a> }
-<a class="jxr_linenumber" name="L460" href="#L460">460</a>
-<a class="jxr_linenumber" name="L461" href="#L461">461</a> <strong
class="jxr_keyword">private</strong> <strong
class="jxr_keyword">static</strong> <strong
class="jxr_keyword">boolean</strong> hasJavaC(Path subdir) {
-<a class="jxr_linenumber" name="L462" href="#L462">462</a> <strong
class="jxr_keyword">return</strong> Files.exists(subdir.resolve(Paths.get(<span
class="jxr_string">"bin"</span>, <span class="jxr_string">"javac"</span>)))
-<a class="jxr_linenumber" name="L463" href="#L463">463</a> ||
Files.exists(subdir.resolve(Paths.get(<span class="jxr_string">"bin"</span>,
<span class="jxr_string">"javac.exe"</span>)));
-<a class="jxr_linenumber" name="L464" href="#L464">464</a> }
-<a class="jxr_linenumber" name="L465" href="#L465">465</a> }
+<a class="jxr_linenumber" name="L89" href="#L89">89</a> <strong
class="jxr_keyword">private</strong> <strong
class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong>
String COMMA = <span class="jxr_string">","</span>;
+<a class="jxr_linenumber" name="L90" href="#L90">90</a> <strong
class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong>
<strong class="jxr_keyword">final</strong> String USER_HOME = <span
class="jxr_string">"user.home"</span>;
+<a class="jxr_linenumber" name="L91" href="#L91">91</a>
+<a class="jxr_linenumber" name="L92" href="#L92">92</a> <strong
class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong>
Logger log = LoggerFactory.getLogger(getClass());
+<a class="jxr_linenumber" name="L93" href="#L93">93</a>
+<a class="jxr_linenumber" name="L94" href="#L94">94</a> <strong
class="jxr_keyword">private</strong> <strong
class="jxr_keyword">volatile</strong> Map<Path, ToolchainModel> cache;
+<a class="jxr_linenumber" name="L95" href="#L95">95</a> <strong
class="jxr_keyword">private</strong> <strong
class="jxr_keyword">volatile</strong> <strong
class="jxr_keyword">boolean</strong> cacheModified;
+<a class="jxr_linenumber" name="L96" href="#L96">96</a> <strong
class="jxr_keyword">private</strong> <strong
class="jxr_keyword">volatile</strong> Set<Path> foundJdks;
+<a class="jxr_linenumber" name="L97" href="#L97">97</a>
+<a class="jxr_linenumber" name="L98" href="#L98">98</a> <em
class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="L99" href="#L99">99</a> <em
class="jxr_javadoccomment"> * Build the model for the current JDK
toolchain</em>
+<a class="jxr_linenumber" name="L100" href="#L100">100</a> <em
class="jxr_javadoccomment"> */</em>
+<a class="jxr_linenumber" name="L101" href="#L101">101</a> <strong
class="jxr_keyword">public</strong> Optional<ToolchainModel>
getCurrentJdkToolchain() {
+<a class="jxr_linenumber" name="L102" href="#L102">102</a> Path
currentJdkHome = getCanonicalPath(Paths.get(System.getProperty(JAVA_HOME)));
+<a class="jxr_linenumber" name="L103" href="#L103">103</a> <strong
class="jxr_keyword">if</strong> (!hasJavaC(currentJdkHome)) {
+<a class="jxr_linenumber" name="L104" href="#L104">104</a> <em
class="jxr_comment">// in case the current JVM is not a JDK</em>
+<a class="jxr_linenumber" name="L105" href="#L105">105</a> <strong
class="jxr_keyword">return</strong> Optional.empty();
+<a class="jxr_linenumber" name="L106" href="#L106">106</a> }
+<a class="jxr_linenumber" name="L107" href="#L107">107</a>
ToolchainModel model = <strong class="jxr_keyword">new</strong>
ToolchainModel();
+<a class="jxr_linenumber" name="L108" href="#L108">108</a>
model.setType(TOOLCHAIN_TYPE_JDK);
+<a class="jxr_linenumber" name="L109" href="#L109">109</a>
Stream.of(PROPERTIES).forEach(k -> {
+<a class="jxr_linenumber" name="L110" href="#L110">110</a> String
v = System.getProperty(JAVA + k);
+<a class="jxr_linenumber" name="L111" href="#L111">111</a> <strong
class="jxr_keyword">if</strong> (v != <strong
class="jxr_keyword">null</strong>) {
+<a class="jxr_linenumber" name="L112" href="#L112">112</a>
model.addProvide(k, v);
+<a class="jxr_linenumber" name="L113" href="#L113">113</a> }
+<a class="jxr_linenumber" name="L114" href="#L114">114</a> });
+<a class="jxr_linenumber" name="L115" href="#L115">115</a>
model.addProvide(CURRENT, <span class="jxr_string">"true"</span>);
+<a class="jxr_linenumber" name="L116" href="#L116">116</a> Xpp3Dom
config = <strong class="jxr_keyword">new</strong> Xpp3Dom(<span
class="jxr_string">"configuration"</span>);
+<a class="jxr_linenumber" name="L117" href="#L117">117</a> Xpp3Dom
jdkHome = <strong class="jxr_keyword">new</strong> Xpp3Dom(JDK_HOME);
+<a class="jxr_linenumber" name="L118" href="#L118">118</a>
jdkHome.setValue(currentJdkHome.toString());
+<a class="jxr_linenumber" name="L119" href="#L119">119</a>
config.addChild(jdkHome);
+<a class="jxr_linenumber" name="L120" href="#L120">120</a>
model.setConfiguration(config);
+<a class="jxr_linenumber" name="L121" href="#L121">121</a> <strong
class="jxr_keyword">return</strong> Optional.of(model);
+<a class="jxr_linenumber" name="L122" href="#L122">122</a> }
+<a class="jxr_linenumber" name="L123" href="#L123">123</a>
+<a class="jxr_linenumber" name="L124" href="#L124">124</a> <strong
class="jxr_keyword">public</strong> PersistedToolchains discoverToolchains() {
+<a class="jxr_linenumber" name="L125" href="#L125">125</a> <strong
class="jxr_keyword">return</strong> discoverToolchains(LTS + COMMA + VERSION +
COMMA + VENDOR);
+<a class="jxr_linenumber" name="L126" href="#L126">126</a> }
+<a class="jxr_linenumber" name="L127" href="#L127">127</a>
+<a class="jxr_linenumber" name="L128" href="#L128">128</a> <em
class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="L129" href="#L129">129</a> <em
class="jxr_javadoccomment"> * Returns a PersistedToolchains object
containing a list of discovered toolchains,</em>
+<a class="jxr_linenumber" name="L130" href="#L130">130</a> <em
class="jxr_javadoccomment"> * never <code>null</code>.</em>
+<a class="jxr_linenumber" name="L131" href="#L131">131</a> <em
class="jxr_javadoccomment"> */</em>
+<a class="jxr_linenumber" name="L132" href="#L132">132</a> <strong
class="jxr_keyword">public</strong> PersistedToolchains
discoverToolchains(String comparator) {
+<a class="jxr_linenumber" name="L133" href="#L133">133</a> <strong
class="jxr_keyword">try</strong> {
+<a class="jxr_linenumber" name="L134" href="#L134">134</a>
Set<Path> jdks = findJdks();
+<a class="jxr_linenumber" name="L135" href="#L135">135</a>
log.info(<span class="jxr_string">"Found "</span> + jdks.size() + <span
class="jxr_string">" possible jdks: "</span> + jdks);
+<a class="jxr_linenumber" name="L136" href="#L136">136</a>
readCache();
+<a class="jxr_linenumber" name="L137" href="#L137">137</a>
Map<Path, Map<String, String>> flags = <strong
class="jxr_keyword">new</strong> HashMap<>();
+<a class="jxr_linenumber" name="L138" href="#L138">138</a> Path
currentJdkHome = getCanonicalPath(Paths.get(System.getProperty(JAVA_HOME)));
+<a class="jxr_linenumber" name="L139" href="#L139">139</a>
flags.computeIfAbsent(currentJdkHome, p -> <strong
class="jxr_keyword">new</strong> HashMap<>()).put(CURRENT, <span
class="jxr_string">"true"</span>);
+<a class="jxr_linenumber" name="L140" href="#L140">140</a> <em
class="jxr_comment">// check environment variables for JAVA{xx}_HOME</em>
+<a class="jxr_linenumber" name="L141" href="#L141">141</a>
System.getenv().entrySet().stream()
+<a class="jxr_linenumber" name="L142" href="#L142">142</a>
.filter(e -> e.getKey().startsWith(<span class="jxr_string">"JAVA"</span>)
&& e.getKey().endsWith(<span class="jxr_string">"_HOME"</span>))
+<a class="jxr_linenumber" name="L143" href="#L143">143</a>
.forEach(e -> {
+<a class="jxr_linenumber" name="L144" href="#L144">144</a>
Path path = getCanonicalPath(Paths.get(e.getValue()));
+<a class="jxr_linenumber" name="L145" href="#L145">145</a>
Map<String, String> f = flags.computeIfAbsent(path, p -> <strong
class="jxr_keyword">new</strong> HashMap<>());
+<a class="jxr_linenumber" name="L146" href="#L146">146</a>
String val = f.getOrDefault(ENV, <span class="jxr_string">""</span>);
+<a class="jxr_linenumber" name="L147" href="#L147">147</a>
f.put(ENV, (val.isEmpty() ? <span class="jxr_string">""</span> : val +
<span class="jxr_string">","</span>) + e.getKey());
+<a class="jxr_linenumber" name="L148" href="#L148">148</a>
});
+<a class="jxr_linenumber" name="L149" href="#L149">149</a>
+<a class="jxr_linenumber" name="L150" href="#L150">150</a>
List<ToolchainModel> tcs = jdks.parallelStream()
+<a class="jxr_linenumber" name="L151" href="#L151">151</a>
.map(s -> {
+<a class="jxr_linenumber" name="L152" href="#L152">152</a>
ToolchainModel tc = getToolchainModel(s);
+<a class="jxr_linenumber" name="L153" href="#L153">153</a>
flags.getOrDefault(s, Collections.emptyMap())
+<a class="jxr_linenumber" name="L154" href="#L154">154</a>
.forEach((k, v) -> tc.getProvides().setProperty(k, v));
+<a class="jxr_linenumber" name="L155" href="#L155">155</a>
String version = tc.getProvides().getProperty(VERSION);
+<a class="jxr_linenumber" name="L156" href="#L156">156</a>
<strong class="jxr_keyword">if</strong> (isLts(version)) {
+<a class="jxr_linenumber" name="L157" href="#L157">157</a>
tc.getProvides().setProperty(LTS, <span
class="jxr_string">"true"</span>);
+<a class="jxr_linenumber" name="L158" href="#L158">158</a>
}
+<a class="jxr_linenumber" name="L159" href="#L159">159</a>
<strong class="jxr_keyword">return</strong> tc;
+<a class="jxr_linenumber" name="L160" href="#L160">160</a>
})
+<a class="jxr_linenumber" name="L161" href="#L161">161</a>
.sorted(getToolchainModelComparator(comparator))
+<a class="jxr_linenumber" name="L162" href="#L162">162</a>
.collect(Collectors.toList());
+<a class="jxr_linenumber" name="L163" href="#L163">163</a>
writeCache();
+<a class="jxr_linenumber" name="L164" href="#L164">164</a>
PersistedToolchains ps = <strong class="jxr_keyword">new</strong>
PersistedToolchains();
+<a class="jxr_linenumber" name="L165" href="#L165">165</a>
ps.setToolchains(tcs);
+<a class="jxr_linenumber" name="L166" href="#L166">166</a> <strong
class="jxr_keyword">return</strong> ps;
+<a class="jxr_linenumber" name="L167" href="#L167">167</a> } <strong
class="jxr_keyword">catch</strong> (Exception e) {
+<a class="jxr_linenumber" name="L168" href="#L168">168</a> <strong
class="jxr_keyword">if</strong> (log.isDebugEnabled()) {
+<a class="jxr_linenumber" name="L169" href="#L169">169</a>
log.warn(<span class="jxr_string">"Error discovering toolchains: "</span> + e,
e);
+<a class="jxr_linenumber" name="L170" href="#L170">170</a> }
<strong class="jxr_keyword">else</strong> {
+<a class="jxr_linenumber" name="L171" href="#L171">171</a>
log.warn(<span class="jxr_string">"Error discovering toolchains (enable debug
level for more information): "</span> + e);
+<a class="jxr_linenumber" name="L172" href="#L172">172</a> }
+<a class="jxr_linenumber" name="L173" href="#L173">173</a> <strong
class="jxr_keyword">return</strong> <strong class="jxr_keyword">new</strong>
PersistedToolchains();
+<a class="jxr_linenumber" name="L174" href="#L174">174</a> }
+<a class="jxr_linenumber" name="L175" href="#L175">175</a> }
+<a class="jxr_linenumber" name="L176" href="#L176">176</a>
+<a class="jxr_linenumber" name="L177" href="#L177">177</a> <strong
class="jxr_keyword">private</strong> <strong
class="jxr_keyword">static</strong> <strong
class="jxr_keyword">boolean</strong> isLts(String version) {
+<a class="jxr_linenumber" name="L178" href="#L178">178</a> <strong
class="jxr_keyword">return</strong> Stream.of(<span
class="jxr_string">"1.8"</span>, <span class="jxr_string">"8"</span>, <span
class="jxr_string">"11"</span>, <span class="jxr_string">"17"</span>, <span
class="jxr_string">"21"</span>, <span class="jxr_string">"25"</span>)
+<a class="jxr_linenumber" name="L179" href="#L179">179</a>
.anyMatch(v -> version.equals(v) || version.startsWith(v + <span
class="jxr_string">"."</span>));
+<a class="jxr_linenumber" name="L180" href="#L180">180</a> }
+<a class="jxr_linenumber" name="L181" href="#L181">181</a>
+<a class="jxr_linenumber" name="L182" href="#L182">182</a> <strong
class="jxr_keyword">private</strong> <strong
class="jxr_keyword">synchronized</strong> <strong
class="jxr_keyword">void</strong> readCache() {
+<a class="jxr_linenumber" name="L183" href="#L183">183</a> <strong
class="jxr_keyword">if</strong> (cache == <strong
class="jxr_keyword">null</strong>) {
+<a class="jxr_linenumber" name="L184" href="#L184">184</a> <strong
class="jxr_keyword">try</strong> {
+<a class="jxr_linenumber" name="L185" href="#L185">185</a>
cache = <strong class="jxr_keyword">new</strong> ConcurrentHashMap<>();
+<a class="jxr_linenumber" name="L186" href="#L186">186</a>
cacheModified = false;
+<a class="jxr_linenumber" name="L187" href="#L187">187</a>
Path cacheFile = getCacheFile();
+<a class="jxr_linenumber" name="L188" href="#L188">188</a>
<strong class="jxr_keyword">if</strong> (Files.isRegularFile(cacheFile)) {
+<a class="jxr_linenumber" name="L189" href="#L189">189</a>
<strong class="jxr_keyword">try</strong> (Reader r =
Files.newBufferedReader(cacheFile)) {
+<a class="jxr_linenumber" name="L190" href="#L190">190</a>
PersistedToolchains pt = <strong class="jxr_keyword">new</strong>
MavenToolchainsXpp3Reader().read(r, false);
+<a class="jxr_linenumber" name="L191" href="#L191">191</a>
cache = pt.getToolchains().stream()
+<a class="jxr_linenumber" name="L192" href="#L192">192</a>
<em class="jxr_comment">// Remove stale entries</em>
+<a class="jxr_linenumber" name="L193" href="#L193">193</a>
.filter(tc -> {
+<a class="jxr_linenumber" name="L194" href="#L194">194</a>
<em class="jxr_comment">// If the bin/java executable is not
available anymore, remove this TC</em>
+<a class="jxr_linenumber" name="L195" href="#L195">195</a>
<strong class="jxr_keyword">if</strong>
(!hasJavaC(getJdkHome(tc))) {
+<a class="jxr_linenumber" name="L196" href="#L196">196</a>
cacheModified = <strong class="jxr_keyword">true</strong>;
+<a class="jxr_linenumber" name="L197" href="#L197">197</a>
<strong class="jxr_keyword">return</strong> false;
+<a class="jxr_linenumber" name="L198" href="#L198">198</a>
} <strong class="jxr_keyword">else</strong> {
+<a class="jxr_linenumber" name="L199" href="#L199">199</a>
<strong class="jxr_keyword">return</strong> <strong
class="jxr_keyword">true</strong>;
+<a class="jxr_linenumber" name="L200" href="#L200">200</a>
}
+<a class="jxr_linenumber" name="L201" href="#L201">201</a>
})
+<a class="jxr_linenumber" name="L202" href="#L202">202</a>
.collect(Collectors.toConcurrentMap(<strong
class="jxr_keyword">this</strong>::getJdkHome, Function.identity()));
+<a class="jxr_linenumber" name="L203" href="#L203">203</a>
}
+<a class="jxr_linenumber" name="L204" href="#L204">204</a> }
+<a class="jxr_linenumber" name="L205" href="#L205">205</a> }
<strong class="jxr_keyword">catch</strong> (IOException |
XmlPullParserException e) {
+<a class="jxr_linenumber" name="L206" href="#L206">206</a>
log.debug(<span class="jxr_string">"Error reading toolchains cache: "</span> +
e, e);
+<a class="jxr_linenumber" name="L207" href="#L207">207</a> }
+<a class="jxr_linenumber" name="L208" href="#L208">208</a> }
+<a class="jxr_linenumber" name="L209" href="#L209">209</a> }
+<a class="jxr_linenumber" name="L210" href="#L210">210</a>
+<a class="jxr_linenumber" name="L211" href="#L211">211</a> <strong
class="jxr_keyword">private</strong> <strong
class="jxr_keyword">synchronized</strong> <strong
class="jxr_keyword">void</strong> writeCache() {
+<a class="jxr_linenumber" name="L212" href="#L212">212</a> <strong
class="jxr_keyword">if</strong> (cacheModified) {
+<a class="jxr_linenumber" name="L213" href="#L213">213</a> <strong
class="jxr_keyword">try</strong> {
+<a class="jxr_linenumber" name="L214" href="#L214">214</a>
Path cacheFile = getCacheFile();
+<a class="jxr_linenumber" name="L215" href="#L215">215</a>
Files.createDirectories(cacheFile.getParent());
+<a class="jxr_linenumber" name="L216" href="#L216">216</a>
<strong class="jxr_keyword">try</strong> (Writer w =
Files.newBufferedWriter(cacheFile)) {
+<a class="jxr_linenumber" name="L217" href="#L217">217</a>
PersistedToolchains pt = <strong class="jxr_keyword">new</strong>
PersistedToolchains();
+<a class="jxr_linenumber" name="L218" href="#L218">218</a>
pt.setToolchains(cache.values().stream()
+<a class="jxr_linenumber" name="L219" href="#L219">219</a>
.map(tc -> {
+<a class="jxr_linenumber" name="L220" href="#L220">220</a>
ToolchainModel model = tc.clone();
+<a class="jxr_linenumber" name="L221" href="#L221">221</a>
<em class="jxr_comment">// Remove transient information</em>
+<a class="jxr_linenumber" name="L222" href="#L222">222</a>
model.getProvides().remove(CURRENT);
+<a class="jxr_linenumber" name="L223" href="#L223">223</a>
model.getProvides().remove(ENV);
+<a class="jxr_linenumber" name="L224" href="#L224">224</a>
<strong class="jxr_keyword">return</strong> model;
+<a class="jxr_linenumber" name="L225" href="#L225">225</a>
})
+<a class="jxr_linenumber" name="L226" href="#L226">226</a>
.sorted(version().thenComparing(vendor()))
+<a class="jxr_linenumber" name="L227" href="#L227">227</a>
.collect(Collectors.toList()));
+<a class="jxr_linenumber" name="L228" href="#L228">228</a>
<strong class="jxr_keyword">new</strong> MavenToolchainsXpp3Writer().write(w,
pt);
+<a class="jxr_linenumber" name="L229" href="#L229">229</a> }
+<a class="jxr_linenumber" name="L230" href="#L230">230</a> }
<strong class="jxr_keyword">catch</strong> (IOException e) {
+<a class="jxr_linenumber" name="L231" href="#L231">231</a>
log.debug(<span class="jxr_string">"Error writing toolchains cache: "</span> +
e, e);
+<a class="jxr_linenumber" name="L232" href="#L232">232</a> }
+<a class="jxr_linenumber" name="L233" href="#L233">233</a>
cacheModified = false;
+<a class="jxr_linenumber" name="L234" href="#L234">234</a> }
+<a class="jxr_linenumber" name="L235" href="#L235">235</a> }
+<a class="jxr_linenumber" name="L236" href="#L236">236</a>
+<a class="jxr_linenumber" name="L237" href="#L237">237</a> ToolchainModel
getToolchainModel(Path jdk) {
+<a class="jxr_linenumber" name="L238" href="#L238">238</a>
ToolchainModel model = cache.get(jdk);
+<a class="jxr_linenumber" name="L239" href="#L239">239</a> <strong
class="jxr_keyword">if</strong> (model == <strong
class="jxr_keyword">null</strong>) {
+<a class="jxr_linenumber" name="L240" href="#L240">240</a> model =
doGetToolchainModel(jdk);
+<a class="jxr_linenumber" name="L241" href="#L241">241</a>
cache.put(jdk, model);
+<a class="jxr_linenumber" name="L242" href="#L242">242</a>
cacheModified = <strong class="jxr_keyword">true</strong>;
+<a class="jxr_linenumber" name="L243" href="#L243">243</a> }
+<a class="jxr_linenumber" name="L244" href="#L244">244</a> <strong
class="jxr_keyword">return</strong> model;
+<a class="jxr_linenumber" name="L245" href="#L245">245</a> }
+<a class="jxr_linenumber" name="L246" href="#L246">246</a>
+<a class="jxr_linenumber" name="L247" href="#L247">247</a> <strong
class="jxr_keyword">private</strong> <strong
class="jxr_keyword">static</strong> Path getCacheFile() {
+<a class="jxr_linenumber" name="L248" href="#L248">248</a> <strong
class="jxr_keyword">return</strong>
Paths.get(System.getProperty(USER_HOME)).resolve(DISCOVERED_TOOLCHAINS_CACHE_XML);
+<a class="jxr_linenumber" name="L249" href="#L249">249</a> }
+<a class="jxr_linenumber" name="L250" href="#L250">250</a>
+<a class="jxr_linenumber" name="L251" href="#L251">251</a> <strong
class="jxr_keyword">public</strong> Path getJdkHome(ToolchainModel toolchain) {
+<a class="jxr_linenumber" name="L252" href="#L252">252</a> Xpp3Dom dom
= (Xpp3Dom) toolchain.getConfiguration();
+<a class="jxr_linenumber" name="L253" href="#L253">253</a> Xpp3Dom
javahome = dom != <strong class="jxr_keyword">null</strong> ?
dom.getChild(JDK_HOME) : <strong class="jxr_keyword">null</strong>;
+<a class="jxr_linenumber" name="L254" href="#L254">254</a> String jdk
= javahome != <strong class="jxr_keyword">null</strong> ? javahome.getValue() :
<strong class="jxr_keyword">null</strong>;
+<a class="jxr_linenumber" name="L255" href="#L255">255</a> <strong
class="jxr_keyword">return</strong> Paths.get(Objects.requireNonNull(jdk));
+<a class="jxr_linenumber" name="L256" href="#L256">256</a> }
+<a class="jxr_linenumber" name="L257" href="#L257">257</a>
+<a class="jxr_linenumber" name="L258" href="#L258">258</a> ToolchainModel
doGetToolchainModel(Path jdk) {
+<a class="jxr_linenumber" name="L259" href="#L259">259</a> Path java =
jdk.resolve(<span class="jxr_string">"bin"</span>).resolve(<span
class="jxr_string">"java"</span>);
+<a class="jxr_linenumber" name="L260" href="#L260">260</a> <strong
class="jxr_keyword">if</strong> (!Files.exists(java)) {
+<a class="jxr_linenumber" name="L261" href="#L261">261</a> java =
jdk.resolve(<span class="jxr_string">"bin"</span>).resolve(<span
class="jxr_string">"java.exe"</span>);
+<a class="jxr_linenumber" name="L262" href="#L262">262</a> <strong
class="jxr_keyword">if</strong> (!Files.exists(java)) {
+<a class="jxr_linenumber" name="L263" href="#L263">263</a>
log.debug(<span class="jxr_string">"JDK toolchain discovered at "</span> + jdk
+<a class="jxr_linenumber" name="L264" href="#L264">264</a>
+ <span class="jxr_string">" will be ignored: unable to find bin/java or
bin\\java.exe"</span>);
+<a class="jxr_linenumber" name="L265" href="#L265">265</a>
<strong class="jxr_keyword">return</strong> <strong
class="jxr_keyword">null</strong>;
+<a class="jxr_linenumber" name="L266" href="#L266">266</a> }
+<a class="jxr_linenumber" name="L267" href="#L267">267</a> }
+<a class="jxr_linenumber" name="L268" href="#L268">268</a> <strong
class="jxr_keyword">if</strong> (!java.toFile().canExecute()) {
+<a class="jxr_linenumber" name="L269" href="#L269">269</a>
log.debug(<span class="jxr_string">"JDK toolchain discovered at "</span> + jdk
+<a class="jxr_linenumber" name="L270" href="#L270">270</a>
+ <span class="jxr_string">" will be ignored: the bin/java or
bin\\java.exe is not executable"</span>);
+<a class="jxr_linenumber" name="L271" href="#L271">271</a> <strong
class="jxr_keyword">return</strong> <strong class="jxr_keyword">null</strong>;
+<a class="jxr_linenumber" name="L272" href="#L272">272</a> }
+<a class="jxr_linenumber" name="L273" href="#L273">273</a>
List<String> lines;
+<a class="jxr_linenumber" name="L274" href="#L274">274</a> <strong
class="jxr_keyword">try</strong> {
+<a class="jxr_linenumber" name="L275" href="#L275">275</a> Path
temp = Files.createTempFile(<span class="jxr_string">"jdk-opts-"</span>, <span
class="jxr_string">".out"</span>);
+<a class="jxr_linenumber" name="L276" href="#L276">276</a> <strong
class="jxr_keyword">try</strong> {
+<a class="jxr_linenumber" name="L277" href="#L277">277</a>
<strong class="jxr_keyword">new</strong> ProcessBuilder()
+<a class="jxr_linenumber" name="L278" href="#L278">278</a>
.command(java.toString(), <span
class="jxr_string">"-XshowSettings:properties"</span>, <span
class="jxr_string">"-version"</span>)
+<a class="jxr_linenumber" name="L279" href="#L279">279</a>
.redirectError(temp.toFile())
+<a class="jxr_linenumber" name="L280" href="#L280">280</a>
.start()
+<a class="jxr_linenumber" name="L281" href="#L281">281</a>
.waitFor();
+<a class="jxr_linenumber" name="L282" href="#L282">282</a>
lines = Files.readAllLines(temp);
+<a class="jxr_linenumber" name="L283" href="#L283">283</a> }
<strong class="jxr_keyword">finally</strong> {
+<a class="jxr_linenumber" name="L284" href="#L284">284</a>
Files.delete(temp);
+<a class="jxr_linenumber" name="L285" href="#L285">285</a> }
+<a class="jxr_linenumber" name="L286" href="#L286">286</a> } <strong
class="jxr_keyword">catch</strong> (IOException | InterruptedException e) {
+<a class="jxr_linenumber" name="L287" href="#L287">287</a>
log.debug(<span class="jxr_string">"JDK toolchain discovered at "</span> + jdk
+ <span class="jxr_string">" will be ignored: error executing java: "</span> +
e);
+<a class="jxr_linenumber" name="L288" href="#L288">288</a> <strong
class="jxr_keyword">return</strong> <strong class="jxr_keyword">null</strong>;
+<a class="jxr_linenumber" name="L289" href="#L289">289</a> }
+<a class="jxr_linenumber" name="L290" href="#L290">290</a>
+<a class="jxr_linenumber" name="L291" href="#L291">291</a>
Map<String, String> properties = <strong class="jxr_keyword">new</strong>
LinkedHashMap<>();
+<a class="jxr_linenumber" name="L292" href="#L292">292</a>
Stream.of(PROPERTIES).forEach(name -> {
+<a class="jxr_linenumber" name="L293" href="#L293">293</a>
lines.stream()
+<a class="jxr_linenumber" name="L294" href="#L294">294</a>
.filter(l -> l.contains(JAVA + name))
+<a class="jxr_linenumber" name="L295" href="#L295">295</a>
.map(l -> l.replaceFirst(<span
class="jxr_string">".*=\\s*(.*)"</span>, <span
class="jxr_string">"$1"</span>))
+<a class="jxr_linenumber" name="L296" href="#L296">296</a>
.findFirst()
+<a class="jxr_linenumber" name="L297" href="#L297">297</a>
.ifPresent(value -> properties.put(name, value));
+<a class="jxr_linenumber" name="L298" href="#L298">298</a> });
+<a class="jxr_linenumber" name="L299" href="#L299">299</a> <strong
class="jxr_keyword">if</strong> (!properties.containsKey(VERSION)) {
+<a class="jxr_linenumber" name="L300" href="#L300">300</a>
log.debug(<span class="jxr_string">"JDK toolchain discovered at "</span> + jdk
+ <span class="jxr_string">" will be ignored: could not obtain "</span> + JAVA
+ VERSION);
+<a class="jxr_linenumber" name="L301" href="#L301">301</a> <strong
class="jxr_keyword">return</strong> <strong class="jxr_keyword">null</strong>;
+<a class="jxr_linenumber" name="L302" href="#L302">302</a> }
+<a class="jxr_linenumber" name="L303" href="#L303">303</a>
+<a class="jxr_linenumber" name="L304" href="#L304">304</a>
ToolchainModel model = <strong class="jxr_keyword">new</strong>
ToolchainModel();
+<a class="jxr_linenumber" name="L305" href="#L305">305</a>
model.setType(TOOLCHAIN_TYPE_JDK);
+<a class="jxr_linenumber" name="L306" href="#L306">306</a>
properties.forEach(model::addProvide);
+<a class="jxr_linenumber" name="L307" href="#L307">307</a> Xpp3Dom
configuration = <strong class="jxr_keyword">new</strong> Xpp3Dom(<span
class="jxr_string">"configuration"</span>);
+<a class="jxr_linenumber" name="L308" href="#L308">308</a> Xpp3Dom
jdkHome = <strong class="jxr_keyword">new</strong> Xpp3Dom(JDK_HOME);
+<a class="jxr_linenumber" name="L309" href="#L309">309</a>
jdkHome.setValue(jdk.toString());
+<a class="jxr_linenumber" name="L310" href="#L310">310</a>
configuration.addChild(jdkHome);
+<a class="jxr_linenumber" name="L311" href="#L311">311</a>
model.setConfiguration(configuration);
+<a class="jxr_linenumber" name="L312" href="#L312">312</a> <strong
class="jxr_keyword">return</strong> model;
+<a class="jxr_linenumber" name="L313" href="#L313">313</a> }
+<a class="jxr_linenumber" name="L314" href="#L314">314</a>
+<a class="jxr_linenumber" name="L315" href="#L315">315</a> <strong
class="jxr_keyword">private</strong> <strong
class="jxr_keyword">static</strong> Path getCanonicalPath(Path path) {
+<a class="jxr_linenumber" name="L316" href="#L316">316</a> <strong
class="jxr_keyword">try</strong> {
+<a class="jxr_linenumber" name="L317" href="#L317">317</a> <strong
class="jxr_keyword">return</strong> path.toRealPath();
+<a class="jxr_linenumber" name="L318" href="#L318">318</a> } <strong
class="jxr_keyword">catch</strong> (IOException e) {
+<a class="jxr_linenumber" name="L319" href="#L319">319</a> <strong
class="jxr_keyword">return</strong>
getCanonicalPath(path.getParent()).resolve(path.getFileName());
+<a class="jxr_linenumber" name="L320" href="#L320">320</a> }
+<a class="jxr_linenumber" name="L321" href="#L321">321</a> }
+<a class="jxr_linenumber" name="L322" href="#L322">322</a>
+<a class="jxr_linenumber" name="L323" href="#L323">323</a>
Comparator<ToolchainModel> getToolchainModelComparator(String comparator)
{
[... 154 lines stripped ...]
