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Code generation support for application running in a fat JAR #43

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Code generation support for application running in a fat JAR #43

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3834df5
Fixed classpath build when the classloader contains jar URIs.
Mar 16, 2018
0547be8
Fixed classpath build when the classloader contains jar URIs. MemFile…
Mar 26, 2018
81a09b1
Adding JavaClassesFinder unit test. Adding atamur and article referen…
Sep 19, 2018
592e70f
Updating testing libraries. Fixed bug when getting Jar URL like: "jar…
Sep 28, 2018
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226 changes: 105 additions & 121 deletions pom.xml
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@@ -1,126 +1,110 @@
<?xml version="1.0" encoding="UTF-8"?>
<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd" xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd" xmlns="http://maven.apache.org/POM/4.0.0">

<modelVersion>4.0.0</modelVersion>
<groupId>com.mysema.codegen</groupId>
<artifactId>codegen</artifactId>
<version>0.6.9.BUILD-SNAPSHOT</version>
<name>Codegen</name>
<description>Code generation and compilation for Java</description>

<parent>
<groupId>com.mysema.home</groupId>
<artifactId>mysema-source</artifactId>
<version>0.3.1</version>
</parent>

<packaging>jar</packaging>
<modelVersion>4.0.0</modelVersion>
<groupId>com.mysema.codegen</groupId>
<artifactId>codegen</artifactId>
<version>0.6.9.BUILD-SNAPSHOT</version>
<name>Codegen</name>
<description>Code generation and compilation for Java</description>

<inceptionYear>2010</inceptionYear>

<licenses>
<license>
<name>Apache License, Version 2.0</name>
<url>http://www.apache.org/licenses/LICENSE-2.0.txt</url>
</license>
</licenses>

<scm>
<connection>scm:git:[email protected]:querydsl/codegen.git</connection>
<url>[email protected]:querydsl/codegen.git</url>
</scm>

<properties>
<commons.collections.version>4.01</commons.collections.version>
<commons.lang.version>3.0.1</commons.lang.version>
<guava.version>11.0.2</guava.version>
<ecj.version>4.3.1</ecj.version>
</properties>

<dependencies>
<dependency>
<groupId>com.google.guava</groupId>
<artifactId>guava</artifactId>
<version>18.0</version>
</dependency>

<dependency>
<groupId>org.eclipse.jdt.core.compiler</groupId>
<artifactId>ecj</artifactId>
<version>${ecj.version}</version>
</dependency>

<!-- test -->
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>4.8.1</version>
<scope>test</scope>
<exclusions>
<exclusion>
<groupId>javax.servlet</groupId>
<artifactId>servlet-api</artifactId>
</exclusion>
</exclusions>
</dependency>
<dependency>
<groupId>javax.validation</groupId>
<artifactId>validation-api</artifactId>
<version>1.0.CR3</version>
<scope>test</scope>
</dependency>


</dependencies>

<build>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-jar-plugin</artifactId>
<configuration>
<useDefaultManifestFile>true</useDefaultManifestFile>
</configuration>
</plugin>
<plugin>
<groupId>com.springsource.bundlor</groupId>
<artifactId>com.springsource.bundlor.maven</artifactId>
<version>1.0.0.RELEASE</version>
<executions>
<execution>
<id>bundlor</id>
<goals>
<goal>bundlor</goal>
</goals>
</execution>
</executions>
<configuration>
<failOnWarnings>true</failOnWarnings>
</configuration>
</plugin>
</plugins>
</build>

<!--
<repositories>
<repository>
<id>jboss</id>
<url>http://repository.jboss.org/maven2</url>
<releases>
<enabled>true</enabled>
</releases>
<snapshots>
<enabled>false</enabled>
</snapshots>
</repository>
</repositories>
-->

<pluginRepositories>
<pluginRepository>
<id>com.springsource.repository.bundles.release</id>
<url>http://repository.springsource.com/maven/bundles/release</url>
</pluginRepository>
</pluginRepositories>
<parent>
<groupId>com.mysema.home</groupId>
<artifactId>mysema-source</artifactId>
<version>0.3.1</version>
</parent>

<packaging>jar</packaging>

<inceptionYear>2010</inceptionYear>

<licenses>
<license>
<name>Apache License, Version 2.0</name>
<url>http://www.apache.org/licenses/LICENSE-2.0.txt</url>
</license>
</licenses>

<scm>
<connection>scm:git:[email protected]:querydsl/codegen.git</connection>
<url>[email protected]:querydsl/codegen.git</url>
</scm>

<properties>
<maven.compiler.source>1.6</maven.compiler.source>
<maven.compiler.target>1.6</maven.compiler.target>
<commons.collections.version>4.01</commons.collections.version>
<commons.lang.version>3.0.1</commons.lang.version>
<guava.version>11.0.2</guava.version>
<ecj.version>4.3.1</ecj.version>
</properties>

<dependencies>
<dependency>
<groupId>com.google.guava</groupId>
<artifactId>guava</artifactId>
<version>18.0</version>
</dependency>

<dependency>
<groupId>org.eclipse.jdt.core.compiler</groupId>
<artifactId>ecj</artifactId>
<version>${ecj.version}</version>
</dependency>

<!-- test -->
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>4.12</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>javax.validation</groupId>
<artifactId>validation-api</artifactId>
<version>1.0.CR3</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>pl.pragmatists</groupId>
<artifactId>JUnitParams</artifactId>
<version>1.1.1</version>
<scope>test</scope>
</dependency>
</dependencies>

<build>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-jar-plugin</artifactId>
<version>3.1.0</version>
</plugin>
<plugin>
<groupId>com.springsource.bundlor</groupId>
<artifactId>com.springsource.bundlor.maven</artifactId>
<version>1.0.0.RELEASE</version>
<executions>
<execution>
<id>bundlor</id>
<goals>
<goal>bundlor</goal>
</goals>
</execution>
</executions>
<configuration>
<failOnWarnings>true</failOnWarnings>
</configuration>
</plugin>
</plugins>
</build>

<pluginRepositories>
<pluginRepository>
<id>com.springsource.repository.bundles.release</id>
<url>http://repository.springsource.com/maven/bundles/release</url>
</pluginRepository>
</pluginRepositories>

</project>
128 changes: 128 additions & 0 deletions src/main/java/com/mysema/codegen/CompiledJavaFileObject.java
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/*
* Copyright 2018, The Querydsl Team (http://www.querydsl.com/team)
*
* Licensed 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 com.mysema.codegen;

import java.net.URI;
import java.io.*;
import javax.tools.JavaFileObject;
import javax.lang.model.element.NestingKind;
import javax.lang.model.element.Modifier;

/**
* CompiledJavaFileObject defines a Java class file object that can be in a folder or in a JAR.
*
* NOTE: This is a derivative work from an article of atamur.
* Original article can be found here: http://atamur.blogspot.com/2009/10/using-built-in-javacompiler-with-custom.html
*
* @author matteo-gallo-bb
*/
class CompiledJavaFileObject implements JavaFileObject {

private final String binaryName;

private final URI uri;

private final String name;

public CompiledJavaFileObject(String binaryName, URI uri) {
this.uri = uri;
this.binaryName = binaryName;
// for FS based URI the path is not null, for JAR URI the scheme specific part is not null
name = uri.getPath() == null ? uri.getSchemeSpecificPart() : uri.getPath();
}

@Override
public URI toUri() {
return uri;
}

@Override
public InputStream openInputStream() throws IOException {
// easy way to handle any URI!
return uri.toURL().openStream();
}

@Override
public OutputStream openOutputStream() {
throw new UnsupportedOperationException();
}

@Override
public String getName() {
return name;
}

@Override
public Reader openReader(boolean ignoreEncodingErrors) {
throw new UnsupportedOperationException();
}

@Override
public CharSequence getCharContent(boolean ignoreEncodingErrors) {
throw new UnsupportedOperationException();
}

@Override
public Writer openWriter() {
throw new UnsupportedOperationException();
}

@Override
public long getLastModified() {
return 0;
}

@Override
public boolean delete() {
throw new UnsupportedOperationException();
}

@Override
public Kind getKind() {
return Kind.CLASS;
}

@Override
// copied from SimpleJavaFileObject
public boolean isNameCompatible(String simpleName, Kind kind) {
String baseName = simpleName + kind.extension;
return kind.equals(getKind())
&& (baseName.equals(getName())
|| getName().endsWith("/" + baseName));
}

@Override
public NestingKind getNestingKind() {
throw new UnsupportedOperationException();
}

@Override
public Modifier getAccessLevel() {
throw new UnsupportedOperationException();
}

public String binaryName() {
return binaryName;
}


@Override
public String toString() {
return "CustomJavaFileObject{" +
"uri=" + uri +
'}';
}
}
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