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FileBuildParameterFactory.java
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FileBuildParameterFactory.java
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/*
* To change this template, choose Tools | Templates
* and open the template in the editor.
*/
package hudson.plugins.parameterizedtrigger;
import com.google.common.collect.Lists;
import hudson.Extension;
import hudson.FilePath;
import hudson.FilePath.FileCallable;
import hudson.Util;
import hudson.model.AbstractBuild;
import hudson.model.TaskListener;
import hudson.remoting.VirtualChannel;
import hudson.util.FormValidation;
import hudson.util.LogTaskListener;
import hudson.util.StreamTaskListener;
import hudson.util.VariableResolver;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileFilter;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.util.logging.Level;
import java.util.logging.Logger;
import java.io.IOException;
import java.io.PrintStream;
import java.nio.charset.Charset;
import java.util.ArrayList;
import java.util.List;
import org.apache.commons.lang.StringUtils;
import org.apache.tools.ant.DirectoryScanner;
import org.apache.tools.ant.types.FileSet;
import org.kohsuke.stapler.DataBoundConstructor;
import org.kohsuke.stapler.QueryParameter;
/**
* For each matching property file, invoke a build.
*
* @author shoughton
* @author Chris Johnson
*/
public class FileBuildParameterFactory extends AbstractBuildParameterFactory {
/**
* Enum containing the action that could occur when there are no files found in the workspace
*
*/
public enum NoFilesFoundEnum {
SKIP("Don't trigger these projects"){ // previous behaviour (default)
@Override
public void failCheck(TaskListener listener) throws AbstractBuildParameters.DontTriggerException {
listener.getLogger().println(Messages.FileBuildParameterFactory_NoFilesFoundSkipping());
throw new AbstractBuildParameters.DontTriggerException();
}},
NOPARMS("Skip these parameters"){
@Override
public void failCheck(TaskListener listener) throws AbstractBuildParameters.DontTriggerException {
listener.getLogger().println(Messages.FileBuildParameterFactory_NoFilesFoundIgnore());
}},
FAIL("Fail the build step"){
@Override
public void failCheck(TaskListener listener) throws AbstractBuildParameters.DontTriggerException {
listener.getLogger().println(Messages.FileBuildParameterFactory_NoFilesFoundTerminate());
throw new RuntimeException();
}};
private String description;
public String getDescription() {
return description;
}
NoFilesFoundEnum(String description) {
this.description = description;
}
public abstract void failCheck(TaskListener listener) throws AbstractBuildParameters.DontTriggerException;
}
private final String filePattern;
private final String encoding;
private final NoFilesFoundEnum noFilesFoundAction;
@DataBoundConstructor
public FileBuildParameterFactory(String filePattern, String encoding, NoFilesFoundEnum noFilesFoundAction) {
this.filePattern = filePattern;
this.encoding = Util.fixEmptyAndTrim(encoding);
this.noFilesFoundAction = noFilesFoundAction;
}
public FileBuildParameterFactory(String filePattern, NoFilesFoundEnum noFilesFoundAction) {
this(filePattern, null, noFilesFoundAction);
}
public FileBuildParameterFactory(String filePattern) {
this(filePattern, NoFilesFoundEnum.SKIP);
}
public String getFilePattern() {
return filePattern;
}
public String getEncoding() {
return encoding;
}
public NoFilesFoundEnum getNoFilesFoundAction() {
return noFilesFoundAction;
}
@Override
public List<AbstractBuildParameters> getParameters(AbstractBuild<?, ?> build, TaskListener listener) throws IOException, InterruptedException, AbstractBuildParameters.DontTriggerException {
List<AbstractBuildParameters> result = Lists.newArrayList();
try {
FilePath workspace = getWorkspace(build);
FilePath[] files = workspace.list(getFilePattern());
if(files.length == 0) {
noFilesFoundAction.failCheck(listener);
} else {
for(FilePath f: files) {
String parametersStr = ParameterizedTriggerUtils.readFileToString(f, getEncoding());
Logger.getLogger(FileBuildParameterFactory.class.getName()).log(Level.INFO, null, "Triggering build with " + f.getName());
result.add(new PredefinedBuildParameters(parametersStr));
}
}
} catch (IOException ex) {
Logger.getLogger(FileBuildParameterFactory.class.getName()).log(Level.SEVERE, null, ex);
}
return result;
}
private FilePath getWorkspace(AbstractBuild build) {
FilePath workspace = build.getWorkspace();
if (workspace == null) {
workspace = build.getProject().getSomeWorkspace();
}
return workspace;
}
@Extension
public static class DescriptorImpl extends AbstractBuildParameterFactoryDescriptor {
@Override
public String getDisplayName() {
return Messages.FileBuildParameterFactory_FileBuildParameterFactory();
}
public FormValidation doCheckEncoding(@QueryParameter String encoding) {
if (!StringUtils.isBlank(encoding)) {
try {
Charset.forName(encoding.trim());
} catch(Exception e) {
return FormValidation.error(e, "Unsupported Encoding");
}
if(!ParameterizedTriggerUtils.isSupportNonAsciiPropertiesFile()) {
return FormValidation.warning("Non-ascii properties files are supported only since Java 1.6.");
}
}
return FormValidation.ok();
}
}
}