[
https://issues.apache.org/jira/browse/WW-4034?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16276385#comment-16276385
]
ASF GitHub Bot commented on WW-4034:
------------------------------------
lukaszlenart closed pull request #24: WW-4034 Example for customizing JSONWriter
URL: https://github.com/apache/struts-examples/pull/24
This is a PR merged from a forked repository.
As GitHub hides the original diff on merge, it is displayed below for
the sake of provenance:
As this is a foreign pull request (from a fork), the diff is supplied
below (as it won't show otherwise due to GitHub magic):
diff --git a/json-customize/pom.xml b/json-customize/pom.xml
new file mode 100644
index 0000000..9a441ff
--- /dev/null
+++ b/json-customize/pom.xml
@@ -0,0 +1,90 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0";
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance";
+ xsi:schemaLocation="http://maven.apache.org/POM/4.0.0
http://maven.apache.org/xsd/maven-4.0.0.xsd";>
+ <modelVersion>4.0.0</modelVersion>
+ <parent>
+ <artifactId>struts-examples</artifactId>
+ <groupId>org.apache.struts</groupId>
+ <version>1.0.0</version>
+ </parent>
+
+ <groupId>org.demo</groupId>
+ <artifactId>json-customize</artifactId>
+ <version>1.0-SNAPSHOT</version>
+ <packaging>war</packaging>
+ <name>Customized JSON produce</name>
+
+ <properties>
+ <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+ </properties>
+
+ <dependencies>
+
+ <dependency>
+ <groupId>org.apache.struts</groupId>
+ <artifactId>struts2-config-browser-plugin</artifactId>
+ <version>${struts2.version}</version>
+ </dependency>
+
+ <dependency>
+ <groupId>org.apache.struts</groupId>
+ <artifactId>struts2-json-plugin</artifactId>
+ <version>${struts2.version}</version>
+ </dependency>
+
+ <dependency>
+ <groupId>net.sf.flexjson</groupId>
+ <artifactId>flexjson</artifactId>
+ <version>3.3</version>
+ </dependency>
+
+ <dependency>
+ <groupId>junit</groupId>
+ <artifactId>junit</artifactId>
+ <version>4.5</version>
+ <scope>test</scope>
+ </dependency>
+
+ <dependency>
+ <groupId>javax.servlet</groupId>
+ <artifactId>javax.servlet-api</artifactId>
+ <version>3.1.0</version>
+ <scope>provided</scope>
+ </dependency>
+
+ <dependency>
+ <groupId>javax.servlet</groupId>
+ <artifactId>jsp-api</artifactId>
+ <version>2.0</version>
+ <scope>provided</scope>
+ </dependency>
+
+ </dependencies>
+
+ <build>
+ <plugins>
+ <plugin>
+ <artifactId>maven-compiler-plugin</artifactId>
+ <version>3.3</version>
+ <configuration>
+ <encoding>UTF-8</encoding>
+ <source>1.5</source>
+ <target>1.5</target>
+ </configuration>
+ </plugin>
+ <plugin>
+ <groupId>org.eclipse.jetty</groupId>
+ <artifactId>jetty-maven-plugin</artifactId>
+ <version>${jetty-plugin.version}</version>
+ <configuration>
+ <webApp>
+ <contextPath>/${project.artifactId}</contextPath>
+ </webApp>
+ <stopKey>CTRL+C</stopKey>
+ <stopPort>8999</stopPort>
+ <scanIntervalSeconds>10</scanIntervalSeconds>
+ </configuration>
+ </plugin>
+ </plugins>
+ </build>
+</project>
diff --git a/json-customize/src/main/java/org/demo/Address.java
b/json-customize/src/main/java/org/demo/Address.java
new file mode 100644
index 0000000..7000343
--- /dev/null
+++ b/json-customize/src/main/java/org/demo/Address.java
@@ -0,0 +1,48 @@
+package org.demo;
+
+import java.util.List;
+
+public class Address {
+ private String name, street, city, state;
+ private List<Zipcode> zipcodes;
+
+ public String getName() {
+ return name;
+ }
+
+ public void setName(String name) {
+ this.name = name;
+ }
+
+ public String getStreet() {
+ return street;
+ }
+
+ public void setStreet(String street) {
+ this.street = street;
+ }
+
+ public String getCity() {
+ return city;
+ }
+
+ public void setCity(String city) {
+ this.city = city;
+ }
+
+ public String getState() {
+ return state;
+ }
+
+ public void setState(String state) {
+ this.state = state;
+ }
+
+ public List<Zipcode> getZipcodes() {
+ return zipcodes;
+ }
+
+ public void setZipcodes(List<Zipcode> zipcodes) {
+ this.zipcodes = zipcodes;
+ }
+}
diff --git a/json-customize/src/main/java/org/demo/ExcludeTransformer.java
b/json-customize/src/main/java/org/demo/ExcludeTransformer.java
new file mode 100644
index 0000000..e2a8fa1
--- /dev/null
+++ b/json-customize/src/main/java/org/demo/ExcludeTransformer.java
@@ -0,0 +1,9 @@
+package org.demo;
+
+import flexjson.transformer.AbstractTransformer;
+
+public class ExcludeTransformer extends AbstractTransformer {
+ public void transform(Object o) {
+ return;
+ }
+}
diff --git a/json-customize/src/main/java/org/demo/FlexJSONWriter.java
b/json-customize/src/main/java/org/demo/FlexJSONWriter.java
new file mode 100644
index 0000000..7f24139
--- /dev/null
+++ b/json-customize/src/main/java/org/demo/FlexJSONWriter.java
@@ -0,0 +1,79 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.demo;
+
+import flexjson.JSONSerializer;
+import flexjson.transformer.DateTransformer;
+import org.apache.struts2.json.JSONException;
+import org.apache.struts2.json.JSONWriter;
+
+import java.util.Collection;
+import java.util.Date;
+import java.util.regex.Pattern;
+
+/**
+ * Customized JSONWriter using Flexjson
+ */
+public class FlexJSONWriter implements JSONWriter {
+ private String dateFormatter;
+
+ public String write(Object object) throws JSONException {
+ return this.write(object, null, null, false);
+ }
+
+ public String write(Object object, Collection<Pattern> excludeProperties,
Collection<Pattern> includeProperties,
+ boolean excludeNullProperties) throws JSONException {
+
+ JSONSerializer serializer = new JSONSerializer();
+ if (excludeProperties != null) {
+ for (Pattern p : excludeProperties) {
+ serializer = serializer.exclude(p.pattern());
+ }
+ }
+ if (includeProperties != null) {
+ for (Pattern p : includeProperties) {
+ serializer = serializer.include(p.pattern());
+ }
+ }
+ if (excludeNullProperties) {
+ serializer = serializer.transform(new ExcludeTransformer(),
void.class);
+ }
+ if (dateFormatter != null) {
+ serializer = serializer.transform(new
DateTransformer(dateFormatter), Date.class);
+ }
+ return serializer.serialize(object);
+ }
+
+ public void setIgnoreHierarchy(boolean ignoreHierarchy) {
+ }
+
+ public void setEnumAsBean(boolean enumAsBean) {
+ }
+
+ public void setDateFormatter(String dateFormatter) {
+ this.dateFormatter = dateFormatter;
+ }
+
+ public void setCacheBeanInfo(boolean cacheBeanInfo) {
+ }
+
+ public void setExcludeProxyProperties(boolean excludeProxyProperties) {
+ }
+}
diff --git a/json-customize/src/main/java/org/demo/PasswordTransformer.java
b/json-customize/src/main/java/org/demo/PasswordTransformer.java
new file mode 100644
index 0000000..b237f0c
--- /dev/null
+++ b/json-customize/src/main/java/org/demo/PasswordTransformer.java
@@ -0,0 +1,9 @@
+package org.demo;
+
+import flexjson.transformer.AbstractTransformer;
+
+public class PasswordTransformer extends AbstractTransformer {
+ public void transform(Object o) {
+ getContext().writeQuoted("******");
+ }
+}
diff --git a/json-customize/src/main/java/org/demo/Person.java
b/json-customize/src/main/java/org/demo/Person.java
new file mode 100644
index 0000000..c66a7e3
--- /dev/null
+++ b/json-customize/src/main/java/org/demo/Person.java
@@ -0,0 +1,52 @@
+package org.demo;
+
+import java.util.Date;
+import java.util.List;
+
+public class Person {
+ String name;
+ Date birthday;
+ String nickname;
+ List<Address> addresses;
+ List<Phone> phoneNumbers;
+
+ public String getName() {
+ return name;
+ }
+
+ public void setName(String name) {
+ this.name = name;
+ }
+
+ public Date getBirthday() {
+ return birthday;
+ }
+
+ public void setBirthday(Date birthday) {
+ this.birthday = birthday;
+ }
+
+ public String getNickname() {
+ return nickname;
+ }
+
+ public void setNickname(String nickname) {
+ this.nickname = nickname;
+ }
+
+ public List<Address> getAddresses() {
+ return addresses;
+ }
+
+ public void setAddresses(List<Address> addresses) {
+ this.addresses = addresses;
+ }
+
+ public List<Phone> getPhoneNumbers() {
+ return phoneNumbers;
+ }
+
+ public void setPhoneNumbers(List<Phone> phoneNumbers) {
+ this.phoneNumbers = phoneNumbers;
+ }
+}
diff --git a/json-customize/src/main/java/org/demo/Phone.java
b/json-customize/src/main/java/org/demo/Phone.java
new file mode 100644
index 0000000..099f79d
--- /dev/null
+++ b/json-customize/src/main/java/org/demo/Phone.java
@@ -0,0 +1,21 @@
+package org.demo;
+
+public class Phone {
+ private String name, number;
+
+ public String getName() {
+ return name;
+ }
+
+ public void setName(String name) {
+ this.name = name;
+ }
+
+ public String getNumber() {
+ return number;
+ }
+
+ public void setNumber(String number) {
+ this.number = number;
+ }
+}
diff --git a/json-customize/src/main/java/org/demo/ProduceAction.java
b/json-customize/src/main/java/org/demo/ProduceAction.java
new file mode 100644
index 0000000..f6f43c8
--- /dev/null
+++ b/json-customize/src/main/java/org/demo/ProduceAction.java
@@ -0,0 +1,83 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.demo;
+
+import com.opensymphony.xwork2.ActionSupport;
+
+import java.text.SimpleDateFormat;
+import java.util.ArrayList;
+import java.util.Date;
+import java.util.List;
+
+/**
+ * <code>Set welcome message.</code>
+ */
+public class ProduceAction extends ActionSupport {
+
+ private User user;
+
+ public String execute() throws Exception {
+ user = new User();
+
+ user.setName("William Shakespeare");
+
+ SimpleDateFormat formatter = new SimpleDateFormat("dd-MMM-yyyy");
+ user.setBirthday(formatter.parse("26-Apr-1564"));
+
+ List<Phone> phoneNumbers = new ArrayList<Phone>();
+ Phone phone = new Phone();
+ phone.setName("cell");
+ phone.setNumber("555-123-4567");
+ phoneNumbers.add(phone);
+ phone = new Phone();
+ phone.setName("home");
+ phone.setNumber("555-987-6543");
+ phoneNumbers.add(phone);
+ phone = new Phone();
+ phone.setName("work");
+ phone.setNumber("555-678-3542");
+ phoneNumbers.add(phone);
+ user.setPhoneNumbers(phoneNumbers);
+
+ List<Address> addresses = new ArrayList<Address>();
+ Address address = new Address();
+ address.setName("home");
+ address.setCity("Stratford-upon-Avon");
+ address.setStreet("Henley");
+ List<Zipcode> zipcodes = new ArrayList<Zipcode>();
+ Zipcode zipcode = new Zipcode();
+ zipcode.setCode("CV37");
+ zipcodes.add(zipcode);
+ address.setZipcodes(zipcodes);
+ addresses.add(address);
+ user.setAddresses(addresses);
+
+ user.setLogin("WillShak");
+ user.setHashedPassword("9e107d9d372bb6826bd81d3542a419d6");
+ user.setLastLogin(new Date());
+ user.setPassword("will123shak456");
+
+ return SUCCESS;
+ }
+
+ public User getUser() {
+ return user;
+ }
+}
diff --git a/json-customize/src/main/java/org/demo/User.java
b/json-customize/src/main/java/org/demo/User.java
new file mode 100644
index 0000000..b72b8f5
--- /dev/null
+++ b/json-customize/src/main/java/org/demo/User.java
@@ -0,0 +1,48 @@
+package org.demo;
+
+import flexjson.JSON;
+
+import java.util.Date;
+
+public class User extends Person {
+
+ private String login;
+ private String hashedPassword;
+ private Date lastLogin;
+ private String password;
+
+ @JSON(include = false)
+ public String getHashedPassword() {
+ return hashedPassword;
+ }
+
+ @JSON(name = "username")
+ public String getLogin() {
+ return login;
+ }
+
+ @JSON(transformer = PasswordTransformer.class)
+ public String getPassword() {
+ return password;
+ }
+
+ public void setLogin(String login) {
+ this.login = login;
+ }
+
+ public void setHashedPassword(String hashedPassword) {
+ this.hashedPassword = hashedPassword;
+ }
+
+ public Date getLastLogin() {
+ return lastLogin;
+ }
+
+ public void setLastLogin(Date lastLogin) {
+ this.lastLogin = lastLogin;
+ }
+
+ public void setPassword(String password) {
+ this.password = password;
+ }
+}
diff --git a/json-customize/src/main/java/org/demo/Zipcode.java
b/json-customize/src/main/java/org/demo/Zipcode.java
new file mode 100644
index 0000000..e845078
--- /dev/null
+++ b/json-customize/src/main/java/org/demo/Zipcode.java
@@ -0,0 +1,13 @@
+package org.demo;
+
+public class Zipcode {
+ private String code;
+
+ public String getCode() {
+ return code;
+ }
+
+ public void setCode(String code) {
+ this.code = code;
+ }
+}
diff --git a/json-customize/src/main/resources/log4j2.xml
b/json-customize/src/main/resources/log4j2.xml
new file mode 100644
index 0000000..e3c583b
--- /dev/null
+++ b/json-customize/src/main/resources/log4j2.xml
@@ -0,0 +1,16 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<Configuration>
+ <Appenders>
+ <Console name="STDOUT" target="SYSTEM_OUT">
+ <PatternLayout pattern="%d %-5p [%t] %C{2} (%F:%L) - %m%n"/>
+ </Console>
+ </Appenders>
+ <Loggers>
+ <Logger name="com.opensymphony.xwork2" level="info"/>
+ <Logger name="org.apache.struts2" level="info"/>
+ <Logger name="org.demo" level="debug"/>
+ <Root level="warn">
+ <AppenderRef ref="STDOUT"/>
+ </Root>
+ </Loggers>
+</Configuration>
\ No newline at end of file
diff --git a/json-customize/src/main/resources/struts.xml
b/json-customize/src/main/resources/struts.xml
new file mode 100644
index 0000000..3fd22e1
--- /dev/null
+++ b/json-customize/src/main/resources/struts.xml
@@ -0,0 +1,34 @@
+<?xml version="1.0" encoding="UTF-8" ?>
+<!DOCTYPE struts PUBLIC
+ "-//Apache Software Foundation//DTD Struts Configuration 2.5//EN"
+ "http://struts.apache.org/dtds/struts-2.5.dtd";>
+<struts>
+ <constant name="struts.enable.DynamicMethodInvocation" value="false"/>
+ <constant name="struts.devMode" value="true"/>
+
+ <bean type="org.apache.struts2.json.JSONWriter" name="flexJSONWriter"
class="org.demo.FlexJSONWriter"
+ scope="prototype"/>
+ <constant name="struts.json.writer" value="flexJSONWriter"/>
+ <constant name="struts.json.dateformat" value="MM/dd/yyyy"/>
+
+ <package name="default" namespace="/" extends="json-default">
+
+ <default-action-ref name="index"/>
+
+ <action name="index">
+ <result>/WEB-INF/index.jsp</result>
+ </action>
+
+ <action name="produce" class="org.demo.ProduceAction">
+ <result type="json">
+ <param name="includeProperties">addresses</param>
+ <param name="excludeProperties">addresses.state</param>
+ <param name="excludeNullProperties">true</param>
+ <param name="root">user</param>
+ </result>
+ </action>
+
+ </package>
+
+ <!-- Add addition packages and configuration here. -->
+</struts>
diff --git a/json-customize/src/main/webapp/WEB-INF/index.jsp
b/json-customize/src/main/webapp/WEB-INF/index.jsp
new file mode 100644
index 0000000..df4afea
--- /dev/null
+++ b/json-customize/src/main/webapp/WEB-INF/index.jsp
@@ -0,0 +1,12 @@
+<%@ page contentType="text/html; charset=UTF-8" %>
+<%@ taglib prefix="s" uri="/struts-tags" %>
+<html>
+<head>
+ <title>Customized JSON Result</title>
+</head>
+<body>
+
+<a href="produce.action">Produce Customized JSON</a>
+
+</body>
+</html>
\ No newline at end of file
diff --git a/json-customize/src/main/webapp/WEB-INF/web.xml
b/json-customize/src/main/webapp/WEB-INF/web.xml
new file mode 100644
index 0000000..8858656
--- /dev/null
+++ b/json-customize/src/main/webapp/WEB-INF/web.xml
@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<web-app id="struts_blank" version="2.4"
+ xmlns="http://java.sun.com/xml/ns/j2ee";
+ xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance";
+ xsi:schemaLocation="http://java.sun.com/xml/ns/j2ee
http://java.sun.com/xml/ns/j2ee/web-app_2_4.xsd";>
+ <display-name>Struts Blank</display-name>
+
+ <filter>
+ <filter-name>struts2</filter-name>
+ <filter-class>
+ org.apache.struts2.dispatcher.filter.StrutsPrepareAndExecuteFilter
+ </filter-class>
+ </filter>
+
+ <filter-mapping>
+ <filter-name>struts2</filter-name>
+ <url-pattern>/*</url-pattern>
+ </filter-mapping>
+
+ <welcome-file-list>
+ <welcome-file>index.html</welcome-file>
+ </welcome-file-list>
+</web-app>
diff --git a/pom.xml b/pom.xml
index 13b62bb..24d72d8 100644
--- a/pom.xml
+++ b/pom.xml
@@ -40,7 +40,7 @@
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
- <struts2.version>2.5.13</struts2.version>
+ <struts2.version>2.5.14.1</struts2.version>
<log4j2.version>2.8.2</log4j2.version>
<jetty-plugin.version>9.4.7.v20170914</jetty-plugin.version>
</properties>
@@ -66,6 +66,7 @@
<module>http-session</module>
<module>interceptors</module>
<module>json</module>
+ <module>json-customize</module>
<module>mailreader</module>
<module>message-resource</module>
<module>message-store</module>
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> Allow to use custom JSONwriter
> ------------------------------
>
> Key: WW-4034
> URL: https://issues.apache.org/jira/browse/WW-4034
> Project: Struts 2
> Issue Type: Improvement
> Components: Plugin - JSON
> Reporter: Emir Buğra KÖKSALAN
> Priority: Minor
> Labels: JSON
> Fix For: 2.5.14
>
>
> Throws when accessing to a private inner class in that method:
> private void map(Map map, Method method) throws JSONException
> May be pass when trying to access a private class. example source code should
> be:
> {code:java}
> private void map(Map map, Method method) throws JSONException {
> this.add("{");
> ...
> while (it.hasNext()) {
> Map.Entry entry = (Map.Entry) it.next();
> Object key = entry.getKey();
> String expr = null;
> if (this.buildExpr) {
> try {
> if (key == null) {
> LOG.error("Cannot build expression for null key in " +
> this.exprStack);
> continue;
> } else {
> expr = this.expandExpr(key.toString());
> if (this.shouldExcludeProperty(expr)) {
> continue;
> }
> expr = this.setExprStack(expr);
> }
> }
> catch (Exception ex) {
> LOG.error("Error: " + ex.getLocalizedMessage());
> continue;
> }
> }
> if (hasData) {
> this.add(',');
> }
> ...
> this.add("}");
> }
> {code}
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