http://git-wip-us.apache.org/repos/asf/hbase-site/blob/836bc028/devapidocs/src-html/org/apache/hadoop/hbase/procedure2/store/wal/ProcedureWALFormat.InvalidWALDataException.html ---------------------------------------------------------------------- diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/procedure2/store/wal/ProcedureWALFormat.InvalidWALDataException.html b/devapidocs/src-html/org/apache/hadoop/hbase/procedure2/store/wal/ProcedureWALFormat.InvalidWALDataException.html index 5815be5..4a42bda 100644 --- a/devapidocs/src-html/org/apache/hadoop/hbase/procedure2/store/wal/ProcedureWALFormat.InvalidWALDataException.html +++ b/devapidocs/src-html/org/apache/hadoop/hbase/procedure2/store/wal/ProcedureWALFormat.InvalidWALDataException.html @@ -91,178 +91,177 @@ <span class="sourceLineNo">083</span> // Ignore the last log which is current active log.<a name="line.83"></a> <span class="sourceLineNo">084</span> while (logs.hasNext()) {<a name="line.84"></a> <span class="sourceLineNo">085</span> ProcedureWALFile log = logs.next();<a name="line.85"></a> -<span class="sourceLineNo">086</span> LOG.debug("Loading WAL id={}", log.getLogId());<a name="line.86"></a> -<span class="sourceLineNo">087</span> log.open();<a name="line.87"></a> -<span class="sourceLineNo">088</span> try {<a name="line.88"></a> -<span class="sourceLineNo">089</span> reader.read(log);<a name="line.89"></a> -<span class="sourceLineNo">090</span> } finally {<a name="line.90"></a> -<span class="sourceLineNo">091</span> log.close();<a name="line.91"></a> -<span class="sourceLineNo">092</span> }<a name="line.92"></a> -<span class="sourceLineNo">093</span> }<a name="line.93"></a> -<span class="sourceLineNo">094</span> reader.finish();<a name="line.94"></a> -<span class="sourceLineNo">095</span><a name="line.95"></a> -<span class="sourceLineNo">096</span> // The tracker is now updated with all the procedures read from the logs<a name="line.96"></a> -<span class="sourceLineNo">097</span> tracker.setPartialFlag(false);<a name="line.97"></a> -<span class="sourceLineNo">098</span> tracker.resetUpdates();<a name="line.98"></a> -<span class="sourceLineNo">099</span> } finally {<a name="line.99"></a> -<span class="sourceLineNo">100</span> tracker.setKeepDeletes(false);<a name="line.100"></a> -<span class="sourceLineNo">101</span> }<a name="line.101"></a> -<span class="sourceLineNo">102</span> }<a name="line.102"></a> -<span class="sourceLineNo">103</span><a name="line.103"></a> -<span class="sourceLineNo">104</span> public static void writeHeader(OutputStream stream, ProcedureWALHeader header)<a name="line.104"></a> -<span class="sourceLineNo">105</span> throws IOException {<a name="line.105"></a> -<span class="sourceLineNo">106</span> header.writeDelimitedTo(stream);<a name="line.106"></a> -<span class="sourceLineNo">107</span> }<a name="line.107"></a> -<span class="sourceLineNo">108</span><a name="line.108"></a> -<span class="sourceLineNo">109</span> /*<a name="line.109"></a> -<span class="sourceLineNo">110</span> * +-----------------+<a name="line.110"></a> -<span class="sourceLineNo">111</span> * | END OF WAL DATA | <---+<a name="line.111"></a> -<span class="sourceLineNo">112</span> * +-----------------+ |<a name="line.112"></a> -<span class="sourceLineNo">113</span> * | | |<a name="line.113"></a> -<span class="sourceLineNo">114</span> * | Tracker | |<a name="line.114"></a> -<span class="sourceLineNo">115</span> * | | |<a name="line.115"></a> -<span class="sourceLineNo">116</span> * +-----------------+ |<a name="line.116"></a> -<span class="sourceLineNo">117</span> * | version | |<a name="line.117"></a> -<span class="sourceLineNo">118</span> * +-----------------+ |<a name="line.118"></a> -<span class="sourceLineNo">119</span> * | TRAILER_MAGIC | |<a name="line.119"></a> -<span class="sourceLineNo">120</span> * +-----------------+ |<a name="line.120"></a> -<span class="sourceLineNo">121</span> * | offset |-----+<a name="line.121"></a> -<span class="sourceLineNo">122</span> * +-----------------+<a name="line.122"></a> -<span class="sourceLineNo">123</span> */<a name="line.123"></a> -<span class="sourceLineNo">124</span> public static long writeTrailer(FSDataOutputStream stream, ProcedureStoreTracker tracker)<a name="line.124"></a> -<span class="sourceLineNo">125</span> throws IOException {<a name="line.125"></a> -<span class="sourceLineNo">126</span> long offset = stream.getPos();<a name="line.126"></a> -<span class="sourceLineNo">127</span><a name="line.127"></a> -<span class="sourceLineNo">128</span> // Write EOF Entry<a name="line.128"></a> -<span class="sourceLineNo">129</span> ProcedureWALEntry.newBuilder()<a name="line.129"></a> -<span class="sourceLineNo">130</span> .setType(ProcedureWALEntry.Type.PROCEDURE_WAL_EOF)<a name="line.130"></a> -<span class="sourceLineNo">131</span> .build().writeDelimitedTo(stream);<a name="line.131"></a> -<span class="sourceLineNo">132</span><a name="line.132"></a> -<span class="sourceLineNo">133</span> // Write Tracker<a name="line.133"></a> -<span class="sourceLineNo">134</span> tracker.toProto().writeDelimitedTo(stream);<a name="line.134"></a> -<span class="sourceLineNo">135</span><a name="line.135"></a> -<span class="sourceLineNo">136</span> stream.write(TRAILER_VERSION);<a name="line.136"></a> -<span class="sourceLineNo">137</span> StreamUtils.writeLong(stream, TRAILER_MAGIC);<a name="line.137"></a> -<span class="sourceLineNo">138</span> StreamUtils.writeLong(stream, offset);<a name="line.138"></a> -<span class="sourceLineNo">139</span> return stream.getPos() - offset;<a name="line.139"></a> -<span class="sourceLineNo">140</span> }<a name="line.140"></a> -<span class="sourceLineNo">141</span><a name="line.141"></a> -<span class="sourceLineNo">142</span> public static ProcedureWALHeader readHeader(InputStream stream)<a name="line.142"></a> -<span class="sourceLineNo">143</span> throws IOException {<a name="line.143"></a> -<span class="sourceLineNo">144</span> ProcedureWALHeader header;<a name="line.144"></a> -<span class="sourceLineNo">145</span> try {<a name="line.145"></a> -<span class="sourceLineNo">146</span> header = ProcedureWALHeader.parseDelimitedFrom(stream);<a name="line.146"></a> -<span class="sourceLineNo">147</span> } catch (InvalidProtocolBufferException e) {<a name="line.147"></a> -<span class="sourceLineNo">148</span> throw new InvalidWALDataException(e);<a name="line.148"></a> -<span class="sourceLineNo">149</span> }<a name="line.149"></a> -<span class="sourceLineNo">150</span><a name="line.150"></a> -<span class="sourceLineNo">151</span> if (header == null) {<a name="line.151"></a> -<span class="sourceLineNo">152</span> throw new InvalidWALDataException("No data available to read the Header");<a name="line.152"></a> -<span class="sourceLineNo">153</span> }<a name="line.153"></a> -<span class="sourceLineNo">154</span><a name="line.154"></a> -<span class="sourceLineNo">155</span> if (header.getVersion() < 0 || header.getVersion() != HEADER_VERSION) {<a name="line.155"></a> -<span class="sourceLineNo">156</span> throw new InvalidWALDataException("Invalid Header version. got " + header.getVersion() +<a name="line.156"></a> -<span class="sourceLineNo">157</span> " expected " + HEADER_VERSION);<a name="line.157"></a> -<span class="sourceLineNo">158</span> }<a name="line.158"></a> -<span class="sourceLineNo">159</span><a name="line.159"></a> -<span class="sourceLineNo">160</span> if (header.getType() < 0 || header.getType() > LOG_TYPE_MAX_VALID) {<a name="line.160"></a> -<span class="sourceLineNo">161</span> throw new InvalidWALDataException("Invalid header type. got " + header.getType());<a name="line.161"></a> -<span class="sourceLineNo">162</span> }<a name="line.162"></a> -<span class="sourceLineNo">163</span><a name="line.163"></a> -<span class="sourceLineNo">164</span> return header;<a name="line.164"></a> -<span class="sourceLineNo">165</span> }<a name="line.165"></a> -<span class="sourceLineNo">166</span><a name="line.166"></a> -<span class="sourceLineNo">167</span> public static ProcedureWALTrailer readTrailer(FSDataInputStream stream, long startPos, long size)<a name="line.167"></a> -<span class="sourceLineNo">168</span> throws IOException {<a name="line.168"></a> -<span class="sourceLineNo">169</span> // Beginning of the Trailer Jump. 17 = 1 byte version + 8 byte magic + 8 byte offset<a name="line.169"></a> -<span class="sourceLineNo">170</span> long trailerPos = size - 17;<a name="line.170"></a> -<span class="sourceLineNo">171</span><a name="line.171"></a> -<span class="sourceLineNo">172</span> if (trailerPos < startPos) {<a name="line.172"></a> -<span class="sourceLineNo">173</span> throw new InvalidWALDataException("Missing trailer: size=" + size + " startPos=" + startPos);<a name="line.173"></a> -<span class="sourceLineNo">174</span> }<a name="line.174"></a> -<span class="sourceLineNo">175</span><a name="line.175"></a> -<span class="sourceLineNo">176</span> stream.seek(trailerPos);<a name="line.176"></a> -<span class="sourceLineNo">177</span> int version = stream.read();<a name="line.177"></a> -<span class="sourceLineNo">178</span> if (version != TRAILER_VERSION) {<a name="line.178"></a> -<span class="sourceLineNo">179</span> throw new InvalidWALDataException("Invalid Trailer version. got " + version +<a name="line.179"></a> -<span class="sourceLineNo">180</span> " expected " + TRAILER_VERSION);<a name="line.180"></a> -<span class="sourceLineNo">181</span> }<a name="line.181"></a> -<span class="sourceLineNo">182</span><a name="line.182"></a> -<span class="sourceLineNo">183</span> long magic = StreamUtils.readLong(stream);<a name="line.183"></a> -<span class="sourceLineNo">184</span> if (magic != TRAILER_MAGIC) {<a name="line.184"></a> -<span class="sourceLineNo">185</span> throw new InvalidWALDataException("Invalid Trailer magic. got " + magic +<a name="line.185"></a> -<span class="sourceLineNo">186</span> " expected " + TRAILER_MAGIC);<a name="line.186"></a> -<span class="sourceLineNo">187</span> }<a name="line.187"></a> -<span class="sourceLineNo">188</span><a name="line.188"></a> -<span class="sourceLineNo">189</span> long trailerOffset = StreamUtils.readLong(stream);<a name="line.189"></a> -<span class="sourceLineNo">190</span> stream.seek(trailerOffset);<a name="line.190"></a> -<span class="sourceLineNo">191</span><a name="line.191"></a> -<span class="sourceLineNo">192</span> ProcedureWALEntry entry = readEntry(stream);<a name="line.192"></a> -<span class="sourceLineNo">193</span> if (entry.getType() != ProcedureWALEntry.Type.PROCEDURE_WAL_EOF) {<a name="line.193"></a> -<span class="sourceLineNo">194</span> throw new InvalidWALDataException("Invalid Trailer begin");<a name="line.194"></a> -<span class="sourceLineNo">195</span> }<a name="line.195"></a> -<span class="sourceLineNo">196</span><a name="line.196"></a> -<span class="sourceLineNo">197</span> ProcedureWALTrailer trailer = ProcedureWALTrailer.newBuilder()<a name="line.197"></a> -<span class="sourceLineNo">198</span> .setVersion(version)<a name="line.198"></a> -<span class="sourceLineNo">199</span> .setTrackerPos(stream.getPos())<a name="line.199"></a> -<span class="sourceLineNo">200</span> .build();<a name="line.200"></a> -<span class="sourceLineNo">201</span> return trailer;<a name="line.201"></a> -<span class="sourceLineNo">202</span> }<a name="line.202"></a> -<span class="sourceLineNo">203</span><a name="line.203"></a> -<span class="sourceLineNo">204</span> public static ProcedureWALEntry readEntry(InputStream stream) throws IOException {<a name="line.204"></a> -<span class="sourceLineNo">205</span> return ProcedureWALEntry.parseDelimitedFrom(stream);<a name="line.205"></a> -<span class="sourceLineNo">206</span> }<a name="line.206"></a> -<span class="sourceLineNo">207</span><a name="line.207"></a> -<span class="sourceLineNo">208</span> public static void writeEntry(ByteSlot slot, ProcedureWALEntry.Type type,<a name="line.208"></a> -<span class="sourceLineNo">209</span> Procedure proc, Procedure[] subprocs) throws IOException {<a name="line.209"></a> -<span class="sourceLineNo">210</span> final ProcedureWALEntry.Builder builder = ProcedureWALEntry.newBuilder();<a name="line.210"></a> -<span class="sourceLineNo">211</span> builder.setType(type);<a name="line.211"></a> -<span class="sourceLineNo">212</span> builder.addProcedure(ProcedureUtil.convertToProtoProcedure(proc));<a name="line.212"></a> -<span class="sourceLineNo">213</span> if (subprocs != null) {<a name="line.213"></a> -<span class="sourceLineNo">214</span> for (int i = 0; i < subprocs.length; ++i) {<a name="line.214"></a> -<span class="sourceLineNo">215</span> builder.addProcedure(ProcedureUtil.convertToProtoProcedure(subprocs[i]));<a name="line.215"></a> -<span class="sourceLineNo">216</span> }<a name="line.216"></a> -<span class="sourceLineNo">217</span> }<a name="line.217"></a> -<span class="sourceLineNo">218</span> builder.build().writeDelimitedTo(slot);<a name="line.218"></a> -<span class="sourceLineNo">219</span> }<a name="line.219"></a> -<span class="sourceLineNo">220</span><a name="line.220"></a> -<span class="sourceLineNo">221</span> public static void writeInsert(ByteSlot slot, Procedure proc)<a name="line.221"></a> -<span class="sourceLineNo">222</span> throws IOException {<a name="line.222"></a> -<span class="sourceLineNo">223</span> writeEntry(slot, ProcedureWALEntry.Type.PROCEDURE_WAL_INIT, proc, null);<a name="line.223"></a> -<span class="sourceLineNo">224</span> }<a name="line.224"></a> -<span class="sourceLineNo">225</span><a name="line.225"></a> -<span class="sourceLineNo">226</span> public static void writeInsert(ByteSlot slot, Procedure proc, Procedure[] subprocs)<a name="line.226"></a> -<span class="sourceLineNo">227</span> throws IOException {<a name="line.227"></a> -<span class="sourceLineNo">228</span> writeEntry(slot, ProcedureWALEntry.Type.PROCEDURE_WAL_INSERT, proc, subprocs);<a name="line.228"></a> -<span class="sourceLineNo">229</span> }<a name="line.229"></a> -<span class="sourceLineNo">230</span><a name="line.230"></a> -<span class="sourceLineNo">231</span> public static void writeUpdate(ByteSlot slot, Procedure proc)<a name="line.231"></a> -<span class="sourceLineNo">232</span> throws IOException {<a name="line.232"></a> -<span class="sourceLineNo">233</span> writeEntry(slot, ProcedureWALEntry.Type.PROCEDURE_WAL_UPDATE, proc, null);<a name="line.233"></a> -<span class="sourceLineNo">234</span> }<a name="line.234"></a> -<span class="sourceLineNo">235</span><a name="line.235"></a> -<span class="sourceLineNo">236</span> public static void writeDelete(ByteSlot slot, long procId)<a name="line.236"></a> -<span class="sourceLineNo">237</span> throws IOException {<a name="line.237"></a> -<span class="sourceLineNo">238</span> final ProcedureWALEntry.Builder builder = ProcedureWALEntry.newBuilder();<a name="line.238"></a> -<span class="sourceLineNo">239</span> builder.setType(ProcedureWALEntry.Type.PROCEDURE_WAL_DELETE);<a name="line.239"></a> -<span class="sourceLineNo">240</span> builder.setProcId(procId);<a name="line.240"></a> -<span class="sourceLineNo">241</span> builder.build().writeDelimitedTo(slot);<a name="line.241"></a> -<span class="sourceLineNo">242</span> }<a name="line.242"></a> -<span class="sourceLineNo">243</span><a name="line.243"></a> -<span class="sourceLineNo">244</span> public static void writeDelete(ByteSlot slot, Procedure proc, long[] subprocs)<a name="line.244"></a> -<span class="sourceLineNo">245</span> throws IOException {<a name="line.245"></a> -<span class="sourceLineNo">246</span> final ProcedureWALEntry.Builder builder = ProcedureWALEntry.newBuilder();<a name="line.246"></a> -<span class="sourceLineNo">247</span> builder.setType(ProcedureWALEntry.Type.PROCEDURE_WAL_DELETE);<a name="line.247"></a> -<span class="sourceLineNo">248</span> builder.setProcId(proc.getProcId());<a name="line.248"></a> -<span class="sourceLineNo">249</span> if (subprocs != null) {<a name="line.249"></a> -<span class="sourceLineNo">250</span> builder.addProcedure(ProcedureUtil.convertToProtoProcedure(proc));<a name="line.250"></a> -<span class="sourceLineNo">251</span> for (int i = 0; i < subprocs.length; ++i) {<a name="line.251"></a> -<span class="sourceLineNo">252</span> builder.addChildId(subprocs[i]);<a name="line.252"></a> -<span class="sourceLineNo">253</span> }<a name="line.253"></a> -<span class="sourceLineNo">254</span> }<a name="line.254"></a> -<span class="sourceLineNo">255</span> builder.build().writeDelimitedTo(slot);<a name="line.255"></a> -<span class="sourceLineNo">256</span> }<a name="line.256"></a> -<span class="sourceLineNo">257</span>}<a name="line.257"></a> +<span class="sourceLineNo">086</span> log.open();<a name="line.86"></a> +<span class="sourceLineNo">087</span> try {<a name="line.87"></a> +<span class="sourceLineNo">088</span> reader.read(log);<a name="line.88"></a> +<span class="sourceLineNo">089</span> } finally {<a name="line.89"></a> +<span class="sourceLineNo">090</span> log.close();<a name="line.90"></a> +<span class="sourceLineNo">091</span> }<a name="line.91"></a> +<span class="sourceLineNo">092</span> }<a name="line.92"></a> +<span class="sourceLineNo">093</span> reader.finish();<a name="line.93"></a> +<span class="sourceLineNo">094</span><a name="line.94"></a> +<span class="sourceLineNo">095</span> // The tracker is now updated with all the procedures read from the logs<a name="line.95"></a> +<span class="sourceLineNo">096</span> tracker.setPartialFlag(false);<a name="line.96"></a> +<span class="sourceLineNo">097</span> tracker.resetUpdates();<a name="line.97"></a> +<span class="sourceLineNo">098</span> } finally {<a name="line.98"></a> +<span class="sourceLineNo">099</span> tracker.setKeepDeletes(false);<a name="line.99"></a> +<span class="sourceLineNo">100</span> }<a name="line.100"></a> +<span class="sourceLineNo">101</span> }<a name="line.101"></a> +<span class="sourceLineNo">102</span><a name="line.102"></a> +<span class="sourceLineNo">103</span> public static void writeHeader(OutputStream stream, ProcedureWALHeader header)<a name="line.103"></a> +<span class="sourceLineNo">104</span> throws IOException {<a name="line.104"></a> +<span class="sourceLineNo">105</span> header.writeDelimitedTo(stream);<a name="line.105"></a> +<span class="sourceLineNo">106</span> }<a name="line.106"></a> +<span class="sourceLineNo">107</span><a name="line.107"></a> +<span class="sourceLineNo">108</span> /*<a name="line.108"></a> +<span class="sourceLineNo">109</span> * +-----------------+<a name="line.109"></a> +<span class="sourceLineNo">110</span> * | END OF WAL DATA | <---+<a name="line.110"></a> +<span class="sourceLineNo">111</span> * +-----------------+ |<a name="line.111"></a> +<span class="sourceLineNo">112</span> * | | |<a name="line.112"></a> +<span class="sourceLineNo">113</span> * | Tracker | |<a name="line.113"></a> +<span class="sourceLineNo">114</span> * | | |<a name="line.114"></a> +<span class="sourceLineNo">115</span> * +-----------------+ |<a name="line.115"></a> +<span class="sourceLineNo">116</span> * | version | |<a name="line.116"></a> +<span class="sourceLineNo">117</span> * +-----------------+ |<a name="line.117"></a> +<span class="sourceLineNo">118</span> * | TRAILER_MAGIC | |<a name="line.118"></a> +<span class="sourceLineNo">119</span> * +-----------------+ |<a name="line.119"></a> +<span class="sourceLineNo">120</span> * | offset |-----+<a name="line.120"></a> +<span class="sourceLineNo">121</span> * +-----------------+<a name="line.121"></a> +<span class="sourceLineNo">122</span> */<a name="line.122"></a> +<span class="sourceLineNo">123</span> public static long writeTrailer(FSDataOutputStream stream, ProcedureStoreTracker tracker)<a name="line.123"></a> +<span class="sourceLineNo">124</span> throws IOException {<a name="line.124"></a> +<span class="sourceLineNo">125</span> long offset = stream.getPos();<a name="line.125"></a> +<span class="sourceLineNo">126</span><a name="line.126"></a> +<span class="sourceLineNo">127</span> // Write EOF Entry<a name="line.127"></a> +<span class="sourceLineNo">128</span> ProcedureWALEntry.newBuilder()<a name="line.128"></a> +<span class="sourceLineNo">129</span> .setType(ProcedureWALEntry.Type.PROCEDURE_WAL_EOF)<a name="line.129"></a> +<span class="sourceLineNo">130</span> .build().writeDelimitedTo(stream);<a name="line.130"></a> +<span class="sourceLineNo">131</span><a name="line.131"></a> +<span class="sourceLineNo">132</span> // Write Tracker<a name="line.132"></a> +<span class="sourceLineNo">133</span> tracker.toProto().writeDelimitedTo(stream);<a name="line.133"></a> +<span class="sourceLineNo">134</span><a name="line.134"></a> +<span class="sourceLineNo">135</span> stream.write(TRAILER_VERSION);<a name="line.135"></a> +<span class="sourceLineNo">136</span> StreamUtils.writeLong(stream, TRAILER_MAGIC);<a name="line.136"></a> +<span class="sourceLineNo">137</span> StreamUtils.writeLong(stream, offset);<a name="line.137"></a> +<span class="sourceLineNo">138</span> return stream.getPos() - offset;<a name="line.138"></a> +<span class="sourceLineNo">139</span> }<a name="line.139"></a> +<span class="sourceLineNo">140</span><a name="line.140"></a> +<span class="sourceLineNo">141</span> public static ProcedureWALHeader readHeader(InputStream stream)<a name="line.141"></a> +<span class="sourceLineNo">142</span> throws IOException {<a name="line.142"></a> +<span class="sourceLineNo">143</span> ProcedureWALHeader header;<a name="line.143"></a> +<span class="sourceLineNo">144</span> try {<a name="line.144"></a> +<span class="sourceLineNo">145</span> header = ProcedureWALHeader.parseDelimitedFrom(stream);<a name="line.145"></a> +<span class="sourceLineNo">146</span> } catch (InvalidProtocolBufferException e) {<a name="line.146"></a> +<span class="sourceLineNo">147</span> throw new InvalidWALDataException(e);<a name="line.147"></a> +<span class="sourceLineNo">148</span> }<a name="line.148"></a> +<span class="sourceLineNo">149</span><a name="line.149"></a> +<span class="sourceLineNo">150</span> if (header == null) {<a name="line.150"></a> +<span class="sourceLineNo">151</span> throw new InvalidWALDataException("No data available to read the Header");<a name="line.151"></a> +<span class="sourceLineNo">152</span> }<a name="line.152"></a> +<span class="sourceLineNo">153</span><a name="line.153"></a> +<span class="sourceLineNo">154</span> if (header.getVersion() < 0 || header.getVersion() != HEADER_VERSION) {<a name="line.154"></a> +<span class="sourceLineNo">155</span> throw new InvalidWALDataException("Invalid Header version. got " + header.getVersion() +<a name="line.155"></a> +<span class="sourceLineNo">156</span> " expected " + HEADER_VERSION);<a name="line.156"></a> +<span class="sourceLineNo">157</span> }<a name="line.157"></a> +<span class="sourceLineNo">158</span><a name="line.158"></a> +<span class="sourceLineNo">159</span> if (header.getType() < 0 || header.getType() > LOG_TYPE_MAX_VALID) {<a name="line.159"></a> +<span class="sourceLineNo">160</span> throw new InvalidWALDataException("Invalid header type. got " + header.getType());<a name="line.160"></a> +<span class="sourceLineNo">161</span> }<a name="line.161"></a> +<span class="sourceLineNo">162</span><a name="line.162"></a> +<span class="sourceLineNo">163</span> return header;<a name="line.163"></a> +<span class="sourceLineNo">164</span> }<a name="line.164"></a> +<span class="sourceLineNo">165</span><a name="line.165"></a> +<span class="sourceLineNo">166</span> public static ProcedureWALTrailer readTrailer(FSDataInputStream stream, long startPos, long size)<a name="line.166"></a> +<span class="sourceLineNo">167</span> throws IOException {<a name="line.167"></a> +<span class="sourceLineNo">168</span> // Beginning of the Trailer Jump. 17 = 1 byte version + 8 byte magic + 8 byte offset<a name="line.168"></a> +<span class="sourceLineNo">169</span> long trailerPos = size - 17;<a name="line.169"></a> +<span class="sourceLineNo">170</span><a name="line.170"></a> +<span class="sourceLineNo">171</span> if (trailerPos < startPos) {<a name="line.171"></a> +<span class="sourceLineNo">172</span> throw new InvalidWALDataException("Missing trailer: size=" + size + " startPos=" + startPos);<a name="line.172"></a> +<span class="sourceLineNo">173</span> }<a name="line.173"></a> +<span class="sourceLineNo">174</span><a name="line.174"></a> +<span class="sourceLineNo">175</span> stream.seek(trailerPos);<a name="line.175"></a> +<span class="sourceLineNo">176</span> int version = stream.read();<a name="line.176"></a> +<span class="sourceLineNo">177</span> if (version != TRAILER_VERSION) {<a name="line.177"></a> +<span class="sourceLineNo">178</span> throw new InvalidWALDataException("Invalid Trailer version. got " + version +<a name="line.178"></a> +<span class="sourceLineNo">179</span> " expected " + TRAILER_VERSION);<a name="line.179"></a> +<span class="sourceLineNo">180</span> }<a name="line.180"></a> +<span class="sourceLineNo">181</span><a name="line.181"></a> +<span class="sourceLineNo">182</span> long magic = StreamUtils.readLong(stream);<a name="line.182"></a> +<span class="sourceLineNo">183</span> if (magic != TRAILER_MAGIC) {<a name="line.183"></a> +<span class="sourceLineNo">184</span> throw new InvalidWALDataException("Invalid Trailer magic. got " + magic +<a name="line.184"></a> +<span class="sourceLineNo">185</span> " expected " + TRAILER_MAGIC);<a name="line.185"></a> +<span class="sourceLineNo">186</span> }<a name="line.186"></a> +<span class="sourceLineNo">187</span><a name="line.187"></a> +<span class="sourceLineNo">188</span> long trailerOffset = StreamUtils.readLong(stream);<a name="line.188"></a> +<span class="sourceLineNo">189</span> stream.seek(trailerOffset);<a name="line.189"></a> +<span class="sourceLineNo">190</span><a name="line.190"></a> +<span class="sourceLineNo">191</span> ProcedureWALEntry entry = readEntry(stream);<a name="line.191"></a> +<span class="sourceLineNo">192</span> if (entry.getType() != ProcedureWALEntry.Type.PROCEDURE_WAL_EOF) {<a name="line.192"></a> +<span class="sourceLineNo">193</span> throw new InvalidWALDataException("Invalid Trailer begin");<a name="line.193"></a> +<span class="sourceLineNo">194</span> }<a name="line.194"></a> +<span class="sourceLineNo">195</span><a name="line.195"></a> +<span class="sourceLineNo">196</span> ProcedureWALTrailer trailer = ProcedureWALTrailer.newBuilder()<a name="line.196"></a> +<span class="sourceLineNo">197</span> .setVersion(version)<a name="line.197"></a> +<span class="sourceLineNo">198</span> .setTrackerPos(stream.getPos())<a name="line.198"></a> +<span class="sourceLineNo">199</span> .build();<a name="line.199"></a> +<span class="sourceLineNo">200</span> return trailer;<a name="line.200"></a> +<span class="sourceLineNo">201</span> }<a name="line.201"></a> +<span class="sourceLineNo">202</span><a name="line.202"></a> +<span class="sourceLineNo">203</span> public static ProcedureWALEntry readEntry(InputStream stream) throws IOException {<a name="line.203"></a> +<span class="sourceLineNo">204</span> return ProcedureWALEntry.parseDelimitedFrom(stream);<a name="line.204"></a> +<span class="sourceLineNo">205</span> }<a name="line.205"></a> +<span class="sourceLineNo">206</span><a name="line.206"></a> +<span class="sourceLineNo">207</span> public static void writeEntry(ByteSlot slot, ProcedureWALEntry.Type type,<a name="line.207"></a> +<span class="sourceLineNo">208</span> Procedure proc, Procedure[] subprocs) throws IOException {<a name="line.208"></a> +<span class="sourceLineNo">209</span> final ProcedureWALEntry.Builder builder = ProcedureWALEntry.newBuilder();<a name="line.209"></a> +<span class="sourceLineNo">210</span> builder.setType(type);<a name="line.210"></a> +<span class="sourceLineNo">211</span> builder.addProcedure(ProcedureUtil.convertToProtoProcedure(proc));<a name="line.211"></a> +<span class="sourceLineNo">212</span> if (subprocs != null) {<a name="line.212"></a> +<span class="sourceLineNo">213</span> for (int i = 0; i < subprocs.length; ++i) {<a name="line.213"></a> +<span class="sourceLineNo">214</span> builder.addProcedure(ProcedureUtil.convertToProtoProcedure(subprocs[i]));<a name="line.214"></a> +<span class="sourceLineNo">215</span> }<a name="line.215"></a> +<span class="sourceLineNo">216</span> }<a name="line.216"></a> +<span class="sourceLineNo">217</span> builder.build().writeDelimitedTo(slot);<a name="line.217"></a> +<span class="sourceLineNo">218</span> }<a name="line.218"></a> +<span class="sourceLineNo">219</span><a name="line.219"></a> +<span class="sourceLineNo">220</span> public static void writeInsert(ByteSlot slot, Procedure proc)<a name="line.220"></a> +<span class="sourceLineNo">221</span> throws IOException {<a name="line.221"></a> +<span class="sourceLineNo">222</span> writeEntry(slot, ProcedureWALEntry.Type.PROCEDURE_WAL_INIT, proc, null);<a name="line.222"></a> +<span class="sourceLineNo">223</span> }<a name="line.223"></a> +<span class="sourceLineNo">224</span><a name="line.224"></a> +<span class="sourceLineNo">225</span> public static void writeInsert(ByteSlot slot, Procedure proc, Procedure[] subprocs)<a name="line.225"></a> +<span class="sourceLineNo">226</span> throws IOException {<a name="line.226"></a> +<span class="sourceLineNo">227</span> writeEntry(slot, ProcedureWALEntry.Type.PROCEDURE_WAL_INSERT, proc, subprocs);<a name="line.227"></a> +<span class="sourceLineNo">228</span> }<a name="line.228"></a> +<span class="sourceLineNo">229</span><a name="line.229"></a> +<span class="sourceLineNo">230</span> public static void writeUpdate(ByteSlot slot, Procedure proc)<a name="line.230"></a> +<span class="sourceLineNo">231</span> throws IOException {<a name="line.231"></a> +<span class="sourceLineNo">232</span> writeEntry(slot, ProcedureWALEntry.Type.PROCEDURE_WAL_UPDATE, proc, null);<a name="line.232"></a> +<span class="sourceLineNo">233</span> }<a name="line.233"></a> +<span class="sourceLineNo">234</span><a name="line.234"></a> +<span class="sourceLineNo">235</span> public static void writeDelete(ByteSlot slot, long procId)<a name="line.235"></a> +<span class="sourceLineNo">236</span> throws IOException {<a name="line.236"></a> +<span class="sourceLineNo">237</span> final ProcedureWALEntry.Builder builder = ProcedureWALEntry.newBuilder();<a name="line.237"></a> +<span class="sourceLineNo">238</span> builder.setType(ProcedureWALEntry.Type.PROCEDURE_WAL_DELETE);<a name="line.238"></a> +<span class="sourceLineNo">239</span> builder.setProcId(procId);<a name="line.239"></a> +<span class="sourceLineNo">240</span> builder.build().writeDelimitedTo(slot);<a name="line.240"></a> +<span class="sourceLineNo">241</span> }<a name="line.241"></a> +<span class="sourceLineNo">242</span><a name="line.242"></a> +<span class="sourceLineNo">243</span> public static void writeDelete(ByteSlot slot, Procedure proc, long[] subprocs)<a name="line.243"></a> +<span class="sourceLineNo">244</span> throws IOException {<a name="line.244"></a> +<span class="sourceLineNo">245</span> final ProcedureWALEntry.Builder builder = ProcedureWALEntry.newBuilder();<a name="line.245"></a> +<span class="sourceLineNo">246</span> builder.setType(ProcedureWALEntry.Type.PROCEDURE_WAL_DELETE);<a name="line.246"></a> +<span class="sourceLineNo">247</span> builder.setProcId(proc.getProcId());<a name="line.247"></a> +<span class="sourceLineNo">248</span> if (subprocs != null) {<a name="line.248"></a> +<span class="sourceLineNo">249</span> builder.addProcedure(ProcedureUtil.convertToProtoProcedure(proc));<a name="line.249"></a> +<span class="sourceLineNo">250</span> for (int i = 0; i < subprocs.length; ++i) {<a name="line.250"></a> +<span class="sourceLineNo">251</span> builder.addChildId(subprocs[i]);<a name="line.251"></a> +<span class="sourceLineNo">252</span> }<a name="line.252"></a> +<span class="sourceLineNo">253</span> }<a name="line.253"></a> +<span class="sourceLineNo">254</span> builder.build().writeDelimitedTo(slot);<a name="line.254"></a> +<span class="sourceLineNo">255</span> }<a name="line.255"></a> +<span class="sourceLineNo">256</span>}<a name="line.256"></a>
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/836bc028/devapidocs/src-html/org/apache/hadoop/hbase/procedure2/store/wal/ProcedureWALFormat.Loader.html ---------------------------------------------------------------------- diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/procedure2/store/wal/ProcedureWALFormat.Loader.html b/devapidocs/src-html/org/apache/hadoop/hbase/procedure2/store/wal/ProcedureWALFormat.Loader.html index 5815be5..4a42bda 100644 --- a/devapidocs/src-html/org/apache/hadoop/hbase/procedure2/store/wal/ProcedureWALFormat.Loader.html +++ b/devapidocs/src-html/org/apache/hadoop/hbase/procedure2/store/wal/ProcedureWALFormat.Loader.html @@ -91,178 +91,177 @@ <span class="sourceLineNo">083</span> // Ignore the last log which is current active log.<a name="line.83"></a> <span class="sourceLineNo">084</span> while (logs.hasNext()) {<a name="line.84"></a> <span class="sourceLineNo">085</span> ProcedureWALFile log = logs.next();<a name="line.85"></a> -<span class="sourceLineNo">086</span> LOG.debug("Loading WAL id={}", log.getLogId());<a name="line.86"></a> -<span class="sourceLineNo">087</span> log.open();<a name="line.87"></a> -<span class="sourceLineNo">088</span> try {<a name="line.88"></a> -<span class="sourceLineNo">089</span> reader.read(log);<a name="line.89"></a> -<span class="sourceLineNo">090</span> } finally {<a name="line.90"></a> -<span class="sourceLineNo">091</span> log.close();<a name="line.91"></a> -<span class="sourceLineNo">092</span> }<a name="line.92"></a> -<span class="sourceLineNo">093</span> }<a name="line.93"></a> -<span class="sourceLineNo">094</span> reader.finish();<a name="line.94"></a> -<span class="sourceLineNo">095</span><a name="line.95"></a> -<span class="sourceLineNo">096</span> // The tracker is now updated with all the procedures read from the logs<a name="line.96"></a> -<span class="sourceLineNo">097</span> tracker.setPartialFlag(false);<a name="line.97"></a> -<span class="sourceLineNo">098</span> tracker.resetUpdates();<a name="line.98"></a> -<span class="sourceLineNo">099</span> } finally {<a name="line.99"></a> -<span class="sourceLineNo">100</span> tracker.setKeepDeletes(false);<a name="line.100"></a> -<span class="sourceLineNo">101</span> }<a name="line.101"></a> -<span class="sourceLineNo">102</span> }<a name="line.102"></a> -<span class="sourceLineNo">103</span><a name="line.103"></a> -<span class="sourceLineNo">104</span> public static void writeHeader(OutputStream stream, ProcedureWALHeader header)<a name="line.104"></a> -<span class="sourceLineNo">105</span> throws IOException {<a name="line.105"></a> -<span class="sourceLineNo">106</span> header.writeDelimitedTo(stream);<a name="line.106"></a> -<span class="sourceLineNo">107</span> }<a name="line.107"></a> -<span class="sourceLineNo">108</span><a name="line.108"></a> -<span class="sourceLineNo">109</span> /*<a name="line.109"></a> -<span class="sourceLineNo">110</span> * +-----------------+<a name="line.110"></a> -<span class="sourceLineNo">111</span> * | END OF WAL DATA | <---+<a name="line.111"></a> -<span class="sourceLineNo">112</span> * +-----------------+ |<a name="line.112"></a> -<span class="sourceLineNo">113</span> * | | |<a name="line.113"></a> -<span class="sourceLineNo">114</span> * | Tracker | |<a name="line.114"></a> -<span class="sourceLineNo">115</span> * | | |<a name="line.115"></a> -<span class="sourceLineNo">116</span> * +-----------------+ |<a name="line.116"></a> -<span class="sourceLineNo">117</span> * | version | |<a name="line.117"></a> -<span class="sourceLineNo">118</span> * +-----------------+ |<a name="line.118"></a> -<span class="sourceLineNo">119</span> * | TRAILER_MAGIC | |<a name="line.119"></a> -<span class="sourceLineNo">120</span> * +-----------------+ |<a name="line.120"></a> -<span class="sourceLineNo">121</span> * | offset |-----+<a name="line.121"></a> -<span class="sourceLineNo">122</span> * +-----------------+<a name="line.122"></a> -<span class="sourceLineNo">123</span> */<a name="line.123"></a> -<span class="sourceLineNo">124</span> public static long writeTrailer(FSDataOutputStream stream, ProcedureStoreTracker tracker)<a name="line.124"></a> -<span class="sourceLineNo">125</span> throws IOException {<a name="line.125"></a> -<span class="sourceLineNo">126</span> long offset = stream.getPos();<a name="line.126"></a> -<span class="sourceLineNo">127</span><a name="line.127"></a> -<span class="sourceLineNo">128</span> // Write EOF Entry<a name="line.128"></a> -<span class="sourceLineNo">129</span> ProcedureWALEntry.newBuilder()<a name="line.129"></a> -<span class="sourceLineNo">130</span> .setType(ProcedureWALEntry.Type.PROCEDURE_WAL_EOF)<a name="line.130"></a> -<span class="sourceLineNo">131</span> .build().writeDelimitedTo(stream);<a name="line.131"></a> -<span class="sourceLineNo">132</span><a name="line.132"></a> -<span class="sourceLineNo">133</span> // Write Tracker<a name="line.133"></a> -<span class="sourceLineNo">134</span> tracker.toProto().writeDelimitedTo(stream);<a name="line.134"></a> -<span class="sourceLineNo">135</span><a name="line.135"></a> -<span class="sourceLineNo">136</span> stream.write(TRAILER_VERSION);<a name="line.136"></a> -<span class="sourceLineNo">137</span> StreamUtils.writeLong(stream, TRAILER_MAGIC);<a name="line.137"></a> -<span class="sourceLineNo">138</span> StreamUtils.writeLong(stream, offset);<a name="line.138"></a> -<span class="sourceLineNo">139</span> return stream.getPos() - offset;<a name="line.139"></a> -<span class="sourceLineNo">140</span> }<a name="line.140"></a> -<span class="sourceLineNo">141</span><a name="line.141"></a> -<span class="sourceLineNo">142</span> public static ProcedureWALHeader readHeader(InputStream stream)<a name="line.142"></a> -<span class="sourceLineNo">143</span> throws IOException {<a name="line.143"></a> -<span class="sourceLineNo">144</span> ProcedureWALHeader header;<a name="line.144"></a> -<span class="sourceLineNo">145</span> try {<a name="line.145"></a> -<span class="sourceLineNo">146</span> header = ProcedureWALHeader.parseDelimitedFrom(stream);<a name="line.146"></a> -<span class="sourceLineNo">147</span> } catch (InvalidProtocolBufferException e) {<a name="line.147"></a> -<span class="sourceLineNo">148</span> throw new InvalidWALDataException(e);<a name="line.148"></a> -<span class="sourceLineNo">149</span> }<a name="line.149"></a> -<span class="sourceLineNo">150</span><a name="line.150"></a> -<span class="sourceLineNo">151</span> if (header == null) {<a name="line.151"></a> -<span class="sourceLineNo">152</span> throw new InvalidWALDataException("No data available to read the Header");<a name="line.152"></a> -<span class="sourceLineNo">153</span> }<a name="line.153"></a> -<span class="sourceLineNo">154</span><a name="line.154"></a> -<span class="sourceLineNo">155</span> if (header.getVersion() < 0 || header.getVersion() != HEADER_VERSION) {<a name="line.155"></a> -<span class="sourceLineNo">156</span> throw new InvalidWALDataException("Invalid Header version. got " + header.getVersion() +<a name="line.156"></a> -<span class="sourceLineNo">157</span> " expected " + HEADER_VERSION);<a name="line.157"></a> -<span class="sourceLineNo">158</span> }<a name="line.158"></a> -<span class="sourceLineNo">159</span><a name="line.159"></a> -<span class="sourceLineNo">160</span> if (header.getType() < 0 || header.getType() > LOG_TYPE_MAX_VALID) {<a name="line.160"></a> -<span class="sourceLineNo">161</span> throw new InvalidWALDataException("Invalid header type. got " + header.getType());<a name="line.161"></a> -<span class="sourceLineNo">162</span> }<a name="line.162"></a> -<span class="sourceLineNo">163</span><a name="line.163"></a> -<span class="sourceLineNo">164</span> return header;<a name="line.164"></a> -<span class="sourceLineNo">165</span> }<a name="line.165"></a> -<span class="sourceLineNo">166</span><a name="line.166"></a> -<span class="sourceLineNo">167</span> public static ProcedureWALTrailer readTrailer(FSDataInputStream stream, long startPos, long size)<a name="line.167"></a> -<span class="sourceLineNo">168</span> throws IOException {<a name="line.168"></a> -<span class="sourceLineNo">169</span> // Beginning of the Trailer Jump. 17 = 1 byte version + 8 byte magic + 8 byte offset<a name="line.169"></a> -<span class="sourceLineNo">170</span> long trailerPos = size - 17;<a name="line.170"></a> -<span class="sourceLineNo">171</span><a name="line.171"></a> -<span class="sourceLineNo">172</span> if (trailerPos < startPos) {<a name="line.172"></a> -<span class="sourceLineNo">173</span> throw new InvalidWALDataException("Missing trailer: size=" + size + " startPos=" + startPos);<a name="line.173"></a> -<span class="sourceLineNo">174</span> }<a name="line.174"></a> -<span class="sourceLineNo">175</span><a name="line.175"></a> -<span class="sourceLineNo">176</span> stream.seek(trailerPos);<a name="line.176"></a> -<span class="sourceLineNo">177</span> int version = stream.read();<a name="line.177"></a> -<span class="sourceLineNo">178</span> if (version != TRAILER_VERSION) {<a name="line.178"></a> -<span class="sourceLineNo">179</span> throw new InvalidWALDataException("Invalid Trailer version. got " + version +<a name="line.179"></a> -<span class="sourceLineNo">180</span> " expected " + TRAILER_VERSION);<a name="line.180"></a> -<span class="sourceLineNo">181</span> }<a name="line.181"></a> -<span class="sourceLineNo">182</span><a name="line.182"></a> -<span class="sourceLineNo">183</span> long magic = StreamUtils.readLong(stream);<a name="line.183"></a> -<span class="sourceLineNo">184</span> if (magic != TRAILER_MAGIC) {<a name="line.184"></a> -<span class="sourceLineNo">185</span> throw new InvalidWALDataException("Invalid Trailer magic. got " + magic +<a name="line.185"></a> -<span class="sourceLineNo">186</span> " expected " + TRAILER_MAGIC);<a name="line.186"></a> -<span class="sourceLineNo">187</span> }<a name="line.187"></a> -<span class="sourceLineNo">188</span><a name="line.188"></a> -<span class="sourceLineNo">189</span> long trailerOffset = StreamUtils.readLong(stream);<a name="line.189"></a> -<span class="sourceLineNo">190</span> stream.seek(trailerOffset);<a name="line.190"></a> -<span class="sourceLineNo">191</span><a name="line.191"></a> -<span class="sourceLineNo">192</span> ProcedureWALEntry entry = readEntry(stream);<a name="line.192"></a> -<span class="sourceLineNo">193</span> if (entry.getType() != ProcedureWALEntry.Type.PROCEDURE_WAL_EOF) {<a name="line.193"></a> -<span class="sourceLineNo">194</span> throw new InvalidWALDataException("Invalid Trailer begin");<a name="line.194"></a> -<span class="sourceLineNo">195</span> }<a name="line.195"></a> -<span class="sourceLineNo">196</span><a name="line.196"></a> -<span class="sourceLineNo">197</span> ProcedureWALTrailer trailer = ProcedureWALTrailer.newBuilder()<a name="line.197"></a> -<span class="sourceLineNo">198</span> .setVersion(version)<a name="line.198"></a> -<span class="sourceLineNo">199</span> .setTrackerPos(stream.getPos())<a name="line.199"></a> -<span class="sourceLineNo">200</span> .build();<a name="line.200"></a> -<span class="sourceLineNo">201</span> return trailer;<a name="line.201"></a> -<span class="sourceLineNo">202</span> }<a name="line.202"></a> -<span class="sourceLineNo">203</span><a name="line.203"></a> -<span class="sourceLineNo">204</span> public static ProcedureWALEntry readEntry(InputStream stream) throws IOException {<a name="line.204"></a> -<span class="sourceLineNo">205</span> return ProcedureWALEntry.parseDelimitedFrom(stream);<a name="line.205"></a> -<span class="sourceLineNo">206</span> }<a name="line.206"></a> -<span class="sourceLineNo">207</span><a name="line.207"></a> -<span class="sourceLineNo">208</span> public static void writeEntry(ByteSlot slot, ProcedureWALEntry.Type type,<a name="line.208"></a> -<span class="sourceLineNo">209</span> Procedure proc, Procedure[] subprocs) throws IOException {<a name="line.209"></a> -<span class="sourceLineNo">210</span> final ProcedureWALEntry.Builder builder = ProcedureWALEntry.newBuilder();<a name="line.210"></a> -<span class="sourceLineNo">211</span> builder.setType(type);<a name="line.211"></a> -<span class="sourceLineNo">212</span> builder.addProcedure(ProcedureUtil.convertToProtoProcedure(proc));<a name="line.212"></a> -<span class="sourceLineNo">213</span> if (subprocs != null) {<a name="line.213"></a> -<span class="sourceLineNo">214</span> for (int i = 0; i < subprocs.length; ++i) {<a name="line.214"></a> -<span class="sourceLineNo">215</span> builder.addProcedure(ProcedureUtil.convertToProtoProcedure(subprocs[i]));<a name="line.215"></a> -<span class="sourceLineNo">216</span> }<a name="line.216"></a> -<span class="sourceLineNo">217</span> }<a name="line.217"></a> -<span class="sourceLineNo">218</span> builder.build().writeDelimitedTo(slot);<a name="line.218"></a> -<span class="sourceLineNo">219</span> }<a name="line.219"></a> -<span class="sourceLineNo">220</span><a name="line.220"></a> -<span class="sourceLineNo">221</span> public static void writeInsert(ByteSlot slot, Procedure proc)<a name="line.221"></a> -<span class="sourceLineNo">222</span> throws IOException {<a name="line.222"></a> -<span class="sourceLineNo">223</span> writeEntry(slot, ProcedureWALEntry.Type.PROCEDURE_WAL_INIT, proc, null);<a name="line.223"></a> -<span class="sourceLineNo">224</span> }<a name="line.224"></a> -<span class="sourceLineNo">225</span><a name="line.225"></a> -<span class="sourceLineNo">226</span> public static void writeInsert(ByteSlot slot, Procedure proc, Procedure[] subprocs)<a name="line.226"></a> -<span class="sourceLineNo">227</span> throws IOException {<a name="line.227"></a> -<span class="sourceLineNo">228</span> writeEntry(slot, ProcedureWALEntry.Type.PROCEDURE_WAL_INSERT, proc, subprocs);<a name="line.228"></a> -<span class="sourceLineNo">229</span> }<a name="line.229"></a> -<span class="sourceLineNo">230</span><a name="line.230"></a> -<span class="sourceLineNo">231</span> public static void writeUpdate(ByteSlot slot, Procedure proc)<a name="line.231"></a> -<span class="sourceLineNo">232</span> throws IOException {<a name="line.232"></a> -<span class="sourceLineNo">233</span> writeEntry(slot, ProcedureWALEntry.Type.PROCEDURE_WAL_UPDATE, proc, null);<a name="line.233"></a> -<span class="sourceLineNo">234</span> }<a name="line.234"></a> -<span class="sourceLineNo">235</span><a name="line.235"></a> -<span class="sourceLineNo">236</span> public static void writeDelete(ByteSlot slot, long procId)<a name="line.236"></a> -<span class="sourceLineNo">237</span> throws IOException {<a name="line.237"></a> -<span class="sourceLineNo">238</span> final ProcedureWALEntry.Builder builder = ProcedureWALEntry.newBuilder();<a name="line.238"></a> -<span class="sourceLineNo">239</span> builder.setType(ProcedureWALEntry.Type.PROCEDURE_WAL_DELETE);<a name="line.239"></a> -<span class="sourceLineNo">240</span> builder.setProcId(procId);<a name="line.240"></a> -<span class="sourceLineNo">241</span> builder.build().writeDelimitedTo(slot);<a name="line.241"></a> -<span class="sourceLineNo">242</span> }<a name="line.242"></a> -<span class="sourceLineNo">243</span><a name="line.243"></a> -<span class="sourceLineNo">244</span> public static void writeDelete(ByteSlot slot, Procedure proc, long[] subprocs)<a name="line.244"></a> -<span class="sourceLineNo">245</span> throws IOException {<a name="line.245"></a> -<span class="sourceLineNo">246</span> final ProcedureWALEntry.Builder builder = ProcedureWALEntry.newBuilder();<a name="line.246"></a> -<span class="sourceLineNo">247</span> builder.setType(ProcedureWALEntry.Type.PROCEDURE_WAL_DELETE);<a name="line.247"></a> -<span class="sourceLineNo">248</span> builder.setProcId(proc.getProcId());<a name="line.248"></a> -<span class="sourceLineNo">249</span> if (subprocs != null) {<a name="line.249"></a> -<span class="sourceLineNo">250</span> builder.addProcedure(ProcedureUtil.convertToProtoProcedure(proc));<a name="line.250"></a> -<span class="sourceLineNo">251</span> for (int i = 0; i < subprocs.length; ++i) {<a name="line.251"></a> -<span class="sourceLineNo">252</span> builder.addChildId(subprocs[i]);<a name="line.252"></a> -<span class="sourceLineNo">253</span> }<a name="line.253"></a> -<span class="sourceLineNo">254</span> }<a name="line.254"></a> -<span class="sourceLineNo">255</span> builder.build().writeDelimitedTo(slot);<a name="line.255"></a> -<span class="sourceLineNo">256</span> }<a name="line.256"></a> -<span class="sourceLineNo">257</span>}<a name="line.257"></a> +<span class="sourceLineNo">086</span> log.open();<a name="line.86"></a> +<span class="sourceLineNo">087</span> try {<a name="line.87"></a> +<span class="sourceLineNo">088</span> reader.read(log);<a name="line.88"></a> +<span class="sourceLineNo">089</span> } finally {<a name="line.89"></a> +<span class="sourceLineNo">090</span> log.close();<a name="line.90"></a> +<span class="sourceLineNo">091</span> }<a name="line.91"></a> +<span class="sourceLineNo">092</span> }<a name="line.92"></a> +<span class="sourceLineNo">093</span> reader.finish();<a name="line.93"></a> +<span class="sourceLineNo">094</span><a name="line.94"></a> +<span class="sourceLineNo">095</span> // The tracker is now updated with all the procedures read from the logs<a name="line.95"></a> +<span class="sourceLineNo">096</span> tracker.setPartialFlag(false);<a name="line.96"></a> +<span class="sourceLineNo">097</span> tracker.resetUpdates();<a name="line.97"></a> +<span class="sourceLineNo">098</span> } finally {<a name="line.98"></a> +<span class="sourceLineNo">099</span> tracker.setKeepDeletes(false);<a name="line.99"></a> +<span class="sourceLineNo">100</span> }<a name="line.100"></a> +<span class="sourceLineNo">101</span> }<a name="line.101"></a> +<span class="sourceLineNo">102</span><a name="line.102"></a> +<span class="sourceLineNo">103</span> public static void writeHeader(OutputStream stream, ProcedureWALHeader header)<a name="line.103"></a> +<span class="sourceLineNo">104</span> throws IOException {<a name="line.104"></a> +<span class="sourceLineNo">105</span> header.writeDelimitedTo(stream);<a name="line.105"></a> +<span class="sourceLineNo">106</span> }<a name="line.106"></a> +<span class="sourceLineNo">107</span><a name="line.107"></a> +<span class="sourceLineNo">108</span> /*<a name="line.108"></a> +<span class="sourceLineNo">109</span> * +-----------------+<a name="line.109"></a> +<span class="sourceLineNo">110</span> * | END OF WAL DATA | <---+<a name="line.110"></a> +<span class="sourceLineNo">111</span> * +-----------------+ |<a name="line.111"></a> +<span class="sourceLineNo">112</span> * | | |<a name="line.112"></a> +<span class="sourceLineNo">113</span> * | Tracker | |<a name="line.113"></a> +<span class="sourceLineNo">114</span> * | | |<a name="line.114"></a> +<span class="sourceLineNo">115</span> * +-----------------+ |<a name="line.115"></a> +<span class="sourceLineNo">116</span> * | version | |<a name="line.116"></a> +<span class="sourceLineNo">117</span> * +-----------------+ |<a name="line.117"></a> +<span class="sourceLineNo">118</span> * | TRAILER_MAGIC | |<a name="line.118"></a> +<span class="sourceLineNo">119</span> * +-----------------+ |<a name="line.119"></a> +<span class="sourceLineNo">120</span> * | offset |-----+<a name="line.120"></a> +<span class="sourceLineNo">121</span> * +-----------------+<a name="line.121"></a> +<span class="sourceLineNo">122</span> */<a name="line.122"></a> +<span class="sourceLineNo">123</span> public static long writeTrailer(FSDataOutputStream stream, ProcedureStoreTracker tracker)<a name="line.123"></a> +<span class="sourceLineNo">124</span> throws IOException {<a name="line.124"></a> +<span class="sourceLineNo">125</span> long offset = stream.getPos();<a name="line.125"></a> +<span class="sourceLineNo">126</span><a name="line.126"></a> +<span class="sourceLineNo">127</span> // Write EOF Entry<a name="line.127"></a> +<span class="sourceLineNo">128</span> ProcedureWALEntry.newBuilder()<a name="line.128"></a> +<span class="sourceLineNo">129</span> .setType(ProcedureWALEntry.Type.PROCEDURE_WAL_EOF)<a name="line.129"></a> +<span class="sourceLineNo">130</span> .build().writeDelimitedTo(stream);<a name="line.130"></a> +<span class="sourceLineNo">131</span><a name="line.131"></a> +<span class="sourceLineNo">132</span> // Write Tracker<a name="line.132"></a> +<span class="sourceLineNo">133</span> tracker.toProto().writeDelimitedTo(stream);<a name="line.133"></a> +<span class="sourceLineNo">134</span><a name="line.134"></a> +<span class="sourceLineNo">135</span> stream.write(TRAILER_VERSION);<a name="line.135"></a> +<span class="sourceLineNo">136</span> StreamUtils.writeLong(stream, TRAILER_MAGIC);<a name="line.136"></a> +<span class="sourceLineNo">137</span> StreamUtils.writeLong(stream, offset);<a name="line.137"></a> +<span class="sourceLineNo">138</span> return stream.getPos() - offset;<a name="line.138"></a> +<span class="sourceLineNo">139</span> }<a name="line.139"></a> +<span class="sourceLineNo">140</span><a name="line.140"></a> +<span class="sourceLineNo">141</span> public static ProcedureWALHeader readHeader(InputStream stream)<a name="line.141"></a> +<span class="sourceLineNo">142</span> throws IOException {<a name="line.142"></a> +<span class="sourceLineNo">143</span> ProcedureWALHeader header;<a name="line.143"></a> +<span class="sourceLineNo">144</span> try {<a name="line.144"></a> +<span class="sourceLineNo">145</span> header = ProcedureWALHeader.parseDelimitedFrom(stream);<a name="line.145"></a> +<span class="sourceLineNo">146</span> } catch (InvalidProtocolBufferException e) {<a name="line.146"></a> +<span class="sourceLineNo">147</span> throw new InvalidWALDataException(e);<a name="line.147"></a> +<span class="sourceLineNo">148</span> }<a name="line.148"></a> +<span class="sourceLineNo">149</span><a name="line.149"></a> +<span class="sourceLineNo">150</span> if (header == null) {<a name="line.150"></a> +<span class="sourceLineNo">151</span> throw new InvalidWALDataException("No data available to read the Header");<a name="line.151"></a> +<span class="sourceLineNo">152</span> }<a name="line.152"></a> +<span class="sourceLineNo">153</span><a name="line.153"></a> +<span class="sourceLineNo">154</span> if (header.getVersion() < 0 || header.getVersion() != HEADER_VERSION) {<a name="line.154"></a> +<span class="sourceLineNo">155</span> throw new InvalidWALDataException("Invalid Header version. got " + header.getVersion() +<a name="line.155"></a> +<span class="sourceLineNo">156</span> " expected " + HEADER_VERSION);<a name="line.156"></a> +<span class="sourceLineNo">157</span> }<a name="line.157"></a> +<span class="sourceLineNo">158</span><a name="line.158"></a> +<span class="sourceLineNo">159</span> if (header.getType() < 0 || header.getType() > LOG_TYPE_MAX_VALID) {<a name="line.159"></a> +<span class="sourceLineNo">160</span> throw new InvalidWALDataException("Invalid header type. got " + header.getType());<a name="line.160"></a> +<span class="sourceLineNo">161</span> }<a name="line.161"></a> +<span class="sourceLineNo">162</span><a name="line.162"></a> +<span class="sourceLineNo">163</span> return header;<a name="line.163"></a> +<span class="sourceLineNo">164</span> }<a name="line.164"></a> +<span class="sourceLineNo">165</span><a name="line.165"></a> +<span class="sourceLineNo">166</span> public static ProcedureWALTrailer readTrailer(FSDataInputStream stream, long startPos, long size)<a name="line.166"></a> +<span class="sourceLineNo">167</span> throws IOException {<a name="line.167"></a> +<span class="sourceLineNo">168</span> // Beginning of the Trailer Jump. 17 = 1 byte version + 8 byte magic + 8 byte offset<a name="line.168"></a> +<span class="sourceLineNo">169</span> long trailerPos = size - 17;<a name="line.169"></a> +<span class="sourceLineNo">170</span><a name="line.170"></a> +<span class="sourceLineNo">171</span> if (trailerPos < startPos) {<a name="line.171"></a> +<span class="sourceLineNo">172</span> throw new InvalidWALDataException("Missing trailer: size=" + size + " startPos=" + startPos);<a name="line.172"></a> +<span class="sourceLineNo">173</span> }<a name="line.173"></a> +<span class="sourceLineNo">174</span><a name="line.174"></a> +<span class="sourceLineNo">175</span> stream.seek(trailerPos);<a name="line.175"></a> +<span class="sourceLineNo">176</span> int version = stream.read();<a name="line.176"></a> +<span class="sourceLineNo">177</span> if (version != TRAILER_VERSION) {<a name="line.177"></a> +<span class="sourceLineNo">178</span> throw new InvalidWALDataException("Invalid Trailer version. got " + version +<a name="line.178"></a> +<span class="sourceLineNo">179</span> " expected " + TRAILER_VERSION);<a name="line.179"></a> +<span class="sourceLineNo">180</span> }<a name="line.180"></a> +<span class="sourceLineNo">181</span><a name="line.181"></a> +<span class="sourceLineNo">182</span> long magic = StreamUtils.readLong(stream);<a name="line.182"></a> +<span class="sourceLineNo">183</span> if (magic != TRAILER_MAGIC) {<a name="line.183"></a> +<span class="sourceLineNo">184</span> throw new InvalidWALDataException("Invalid Trailer magic. got " + magic +<a name="line.184"></a> +<span class="sourceLineNo">185</span> " expected " + TRAILER_MAGIC);<a name="line.185"></a> +<span class="sourceLineNo">186</span> }<a name="line.186"></a> +<span class="sourceLineNo">187</span><a name="line.187"></a> +<span class="sourceLineNo">188</span> long trailerOffset = StreamUtils.readLong(stream);<a name="line.188"></a> +<span class="sourceLineNo">189</span> stream.seek(trailerOffset);<a name="line.189"></a> +<span class="sourceLineNo">190</span><a name="line.190"></a> +<span class="sourceLineNo">191</span> ProcedureWALEntry entry = readEntry(stream);<a name="line.191"></a> +<span class="sourceLineNo">192</span> if (entry.getType() != ProcedureWALEntry.Type.PROCEDURE_WAL_EOF) {<a name="line.192"></a> +<span class="sourceLineNo">193</span> throw new InvalidWALDataException("Invalid Trailer begin");<a name="line.193"></a> +<span class="sourceLineNo">194</span> }<a name="line.194"></a> +<span class="sourceLineNo">195</span><a name="line.195"></a> +<span class="sourceLineNo">196</span> ProcedureWALTrailer trailer = ProcedureWALTrailer.newBuilder()<a name="line.196"></a> +<span class="sourceLineNo">197</span> .setVersion(version)<a name="line.197"></a> +<span class="sourceLineNo">198</span> .setTrackerPos(stream.getPos())<a name="line.198"></a> +<span class="sourceLineNo">199</span> .build();<a name="line.199"></a> +<span class="sourceLineNo">200</span> return trailer;<a name="line.200"></a> +<span class="sourceLineNo">201</span> }<a name="line.201"></a> +<span class="sourceLineNo">202</span><a name="line.202"></a> +<span class="sourceLineNo">203</span> public static ProcedureWALEntry readEntry(InputStream stream) throws IOException {<a name="line.203"></a> +<span class="sourceLineNo">204</span> return ProcedureWALEntry.parseDelimitedFrom(stream);<a name="line.204"></a> +<span class="sourceLineNo">205</span> }<a name="line.205"></a> +<span class="sourceLineNo">206</span><a name="line.206"></a> +<span class="sourceLineNo">207</span> public static void writeEntry(ByteSlot slot, ProcedureWALEntry.Type type,<a name="line.207"></a> +<span class="sourceLineNo">208</span> Procedure proc, Procedure[] subprocs) throws IOException {<a name="line.208"></a> +<span class="sourceLineNo">209</span> final ProcedureWALEntry.Builder builder = ProcedureWALEntry.newBuilder();<a name="line.209"></a> +<span class="sourceLineNo">210</span> builder.setType(type);<a name="line.210"></a> +<span class="sourceLineNo">211</span> builder.addProcedure(ProcedureUtil.convertToProtoProcedure(proc));<a name="line.211"></a> +<span class="sourceLineNo">212</span> if (subprocs != null) {<a name="line.212"></a> +<span class="sourceLineNo">213</span> for (int i = 0; i < subprocs.length; ++i) {<a name="line.213"></a> +<span class="sourceLineNo">214</span> builder.addProcedure(ProcedureUtil.convertToProtoProcedure(subprocs[i]));<a name="line.214"></a> +<span class="sourceLineNo">215</span> }<a name="line.215"></a> +<span class="sourceLineNo">216</span> }<a name="line.216"></a> +<span class="sourceLineNo">217</span> builder.build().writeDelimitedTo(slot);<a name="line.217"></a> +<span class="sourceLineNo">218</span> }<a name="line.218"></a> +<span class="sourceLineNo">219</span><a name="line.219"></a> +<span class="sourceLineNo">220</span> public static void writeInsert(ByteSlot slot, Procedure proc)<a name="line.220"></a> +<span class="sourceLineNo">221</span> throws IOException {<a name="line.221"></a> +<span class="sourceLineNo">222</span> writeEntry(slot, ProcedureWALEntry.Type.PROCEDURE_WAL_INIT, proc, null);<a name="line.222"></a> +<span class="sourceLineNo">223</span> }<a name="line.223"></a> +<span class="sourceLineNo">224</span><a name="line.224"></a> +<span class="sourceLineNo">225</span> public static void writeInsert(ByteSlot slot, Procedure proc, Procedure[] subprocs)<a name="line.225"></a> +<span class="sourceLineNo">226</span> throws IOException {<a name="line.226"></a> +<span class="sourceLineNo">227</span> writeEntry(slot, ProcedureWALEntry.Type.PROCEDURE_WAL_INSERT, proc, subprocs);<a name="line.227"></a> +<span class="sourceLineNo">228</span> }<a name="line.228"></a> +<span class="sourceLineNo">229</span><a name="line.229"></a> +<span class="sourceLineNo">230</span> public static void writeUpdate(ByteSlot slot, Procedure proc)<a name="line.230"></a> +<span class="sourceLineNo">231</span> throws IOException {<a name="line.231"></a> +<span class="sourceLineNo">232</span> writeEntry(slot, ProcedureWALEntry.Type.PROCEDURE_WAL_UPDATE, proc, null);<a name="line.232"></a> +<span class="sourceLineNo">233</span> }<a name="line.233"></a> +<span class="sourceLineNo">234</span><a name="line.234"></a> +<span class="sourceLineNo">235</span> public static void writeDelete(ByteSlot slot, long procId)<a name="line.235"></a> +<span class="sourceLineNo">236</span> throws IOException {<a name="line.236"></a> +<span class="sourceLineNo">237</span> final ProcedureWALEntry.Builder builder = ProcedureWALEntry.newBuilder();<a name="line.237"></a> +<span class="sourceLineNo">238</span> builder.setType(ProcedureWALEntry.Type.PROCEDURE_WAL_DELETE);<a name="line.238"></a> +<span class="sourceLineNo">239</span> builder.setProcId(procId);<a name="line.239"></a> +<span class="sourceLineNo">240</span> builder.build().writeDelimitedTo(slot);<a name="line.240"></a> +<span class="sourceLineNo">241</span> }<a name="line.241"></a> +<span class="sourceLineNo">242</span><a name="line.242"></a> +<span class="sourceLineNo">243</span> public static void writeDelete(ByteSlot slot, Procedure proc, long[] subprocs)<a name="line.243"></a> +<span class="sourceLineNo">244</span> throws IOException {<a name="line.244"></a> +<span class="sourceLineNo">245</span> final ProcedureWALEntry.Builder builder = ProcedureWALEntry.newBuilder();<a name="line.245"></a> +<span class="sourceLineNo">246</span> builder.setType(ProcedureWALEntry.Type.PROCEDURE_WAL_DELETE);<a name="line.246"></a> +<span class="sourceLineNo">247</span> builder.setProcId(proc.getProcId());<a name="line.247"></a> +<span class="sourceLineNo">248</span> if (subprocs != null) {<a name="line.248"></a> +<span class="sourceLineNo">249</span> builder.addProcedure(ProcedureUtil.convertToProtoProcedure(proc));<a name="line.249"></a> +<span class="sourceLineNo">250</span> for (int i = 0; i < subprocs.length; ++i) {<a name="line.250"></a> +<span class="sourceLineNo">251</span> builder.addChildId(subprocs[i]);<a name="line.251"></a> +<span class="sourceLineNo">252</span> }<a name="line.252"></a> +<span class="sourceLineNo">253</span> }<a name="line.253"></a> +<span class="sourceLineNo">254</span> builder.build().writeDelimitedTo(slot);<a name="line.254"></a> +<span class="sourceLineNo">255</span> }<a name="line.255"></a> +<span class="sourceLineNo">256</span>}<a name="line.256"></a>
