com.flexicore.App Maven / Gradle / Ivy
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plugins for fixing canonical generation of inherited classes between projects
package com.flexicore;
import org.apache.commons.io.FileUtils;
import org.apache.maven.plugin.AbstractMojo;
import org.apache.maven.plugin.MojoExecutionException;
import org.apache.maven.plugin.MojoFailureException;
import org.apache.maven.plugins.annotations.*;
import org.apache.maven.project.MavenProject;
import org.jboss.forge.roaster.Roaster;
import org.jboss.forge.roaster.model.JavaType;
import org.jboss.forge.roaster.model.source.JavaClassSource;
import java.io.*;
import java.nio.file.Files;
import java.util.*;
@Mojo(name="process",threadSafe=true,requiresDependencyResolution= ResolutionScope.COMPILE,defaultPhase= LifecyclePhase.PROCESS_SOURCES)
public class App extends AbstractMojo
{
@Parameter( defaultValue = "${project}", readonly = true )
protected MavenProject project;
@Parameter( defaultValue="${project.build.directory}/generated-sources/apt", required = true)
private File outputDir;
@Parameter( defaultValue="false", required = true)
private boolean safe;
public void execute() throws MojoExecutionException, MojoFailureException {
List sourceFolders=project.getCompileSourceRoots();
HashMap map= new HashMap<>();
HashMap canonical= new HashMap<>();
for (String folder: sourceFolders){
File f= new File(folder);
String[] exts=new String[1];
exts[0]="java";
Collection javaFiles = FileUtils.listFiles(f,exts,true);
for (File jFile: javaFiles){
JavaType> javaClass;
try {
javaClass = Roaster.parse(jFile);
} catch ( IOException e) {
e.printStackTrace();
continue;
}
String jname=javaClass.getCanonicalName();
map.put(jname,jFile.getAbsolutePath());
if(jFile.getName().endsWith("_.java")){
canonical.put(jname,jFile.getAbsolutePath());
}
}
}
for (Map.Entry entry: canonical.entrySet()){
String nonCanonicalName=entry.getKey().substring(0,entry.getKey().length()-1);
String path=map.get(nonCanonicalName);
if(path!=null){
File jFile= new File(path);
JavaClassSource javaClass;
try {
javaClass = Roaster.parse(JavaClassSource.class,jFile);
} catch (IOException e) {
e.printStackTrace();
continue;
}
String nonCanonicalSuper=javaClass.getSuperType();
if(nonCanonicalSuper.equals(Object.class.getCanonicalName())){
continue;
}
String canonicalSuper=nonCanonicalSuper+"_";
if(!safe||canonical.containsKey(canonicalSuper)){
jFile= new File(entry.getValue());
try {
javaClass=Roaster.parse(JavaClassSource.class,jFile);
} catch (IOException e) {
e.printStackTrace();
continue;
}
javaClass.setSuperType(canonicalSuper);
try {
Files.write(jFile.toPath(), javaClass.toString().getBytes());
} catch (IOException e) {
e.printStackTrace();
}
}
}
}
}
}
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