JTask.java

package org.objectweb.jonas.ant.jonasbase;

import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.OutputStream;
import java.util.Properties;

import org.apache.tools.ant.BuildException;
import org.objectweb.jonas.ant.BootstrapTask;

public class JTask extends BootstrapTask implements BaseTaskItf {

    public static final String SEPARATORS = "    ";

    private String configurationFile = null;

    private String logInfo = null;

    private File destDir = null;

    public void setConfigurationFile(String configurationFile) {
        this.configurationFile = configurationFile;
    }

    public void setDestDir(File destDir) {
        this.destDir = destDir;
    }

    public String getLogInfo() {
        return logInfo;
    }

    public void setLogInfo(String logInfo) {
        this.logInfo = logInfo;
    }

    public File getDestDir() {
        return destDir;
    }

    protected void writePropsToFile(String info, Properties props, File f) {
        OutputStream fOut = null;
        try {
            fOut = new FileOutputStream(f);
        } catch (FileNotFoundException e) {
            throw new BuildException(info + "File is invalid : "
                    + e.getMessage());
        }

        // Write properties to file
        try {
            props.store(fOut, "");
            fOut.close();
        } catch (IOException ioe) {
            throw new BuildException(info + "Error while writing properties : "
                    + ioe.getMessage());
        }

    }

    protected void changeValueForKey(String info, String confDir,
            String confFile, String property, String name, boolean add) {
        changeValueForKey(info, confDir, confFile, property, name, SEPARATORS, add);
    }
    protected void changeValueForKey(String info, String confDir,
            String confFile, String property, String name, String separators, boolean add) {

        // Read current value
        Properties currentProps = new Properties();
        File f = null;
        try {
            f = new File(confDir + File.separator + confFile);
            currentProps.load(new FileInputStream(f));
        } catch (Exception e) {
            throw new BuildException(
                    "Cannot load current properties for file '" + f + "'.");
        }

        String valueOfProperty = currentProps.getProperty(property);

        // Now, add/replace mail value
        JReplace propertyReplace = new JReplace();
        propertyReplace.setProject(getProject());
        propertyReplace.setConfigurationFile(confFile);
        propertyReplace.setDestDir(new java.io.File(getDestDir().getPath()));
        if (valueOfProperty == null || valueOfProperty.length() == 0 || !add) {
            propertyReplace.setToken(property + separators + valueOfProperty);
            propertyReplace.setValue(property + separators + name);
        } else {
            valueOfProperty = valueOfProperty.trim();
            propertyReplace.setToken(property + separators + valueOfProperty);
            valueOfProperty += ", " + name;
            String replaceVal = property + separators + valueOfProperty;
            replaceVal = replaceVal.trim();
            propertyReplace.setValue(replaceVal);
        }
        if (add) {
            log(info + "Adding '" + name + "' in " + confFile
                    + " file to property '" + property + "'.");
        } else {
            log(info + "Replacing the property '" + property + "' in "
                    + confFile + " file .");
        }
        propertyReplace.execute();
    }

    protected String getConfigurationFile() {
        return configurationFile;
    }
}

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