org.mule.module.launcher.descriptor.PropertiesDescriptorParser.java Source code

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Here is the source code for org.mule.module.launcher.descriptor.PropertiesDescriptorParser.java

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/*
 * $Id$
 * --------------------------------------------------------------------------------------
 * Copyright (c) MuleSoft, Inc.  All rights reserved.  http://www.mulesoft.com
 *
 * The software in this package is published under the terms of the CPAL v1.0
 * license, a copy of which has been included with this distribution in the
 * LICENSE.txt file.
 */

package org.mule.module.launcher.descriptor;

import org.mule.util.PropertiesUtils;
import org.mule.util.StringUtils;

import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.util.Collections;
import java.util.HashSet;
import java.util.Properties;
import java.util.Set;

import org.apache.commons.lang.BooleanUtils;

public class PropertiesDescriptorParser implements DescriptorParser {
    protected static final String PROPERTY_ENCODING = "encoding";
    protected static final String PROPERTY_CONFIG_BUILDER = "config.builder";
    protected static final String PROPERTY_DOMAIN = "domain";
    // support not yet implemented for CL reversal
    protected static final String PROPERTY_CONFIG_RESOURCES = "config.resources";
    protected static final String PROPERTY_REDEPLOYMENT_ENABLED = "redeployment.enabled";
    protected static final String PROPERTY_LOADER_OVERRIDE = "loader.override";
    protected static final String PROPERTY_SCAN_PACKAGES = "scan.packages";

    public ApplicationDescriptor parse(File descriptor) throws IOException {
        final Properties p = PropertiesUtils.loadProperties(new FileInputStream(descriptor));

        ApplicationDescriptor d = new ApplicationDescriptor();
        d.setEncoding(p.getProperty(PROPERTY_ENCODING));
        d.setConfigurationBuilder(p.getProperty(PROPERTY_CONFIG_BUILDER));
        d.setDomain(p.getProperty(PROPERTY_DOMAIN));
        d.setPackagesToScan(p.getProperty(PROPERTY_SCAN_PACKAGES));

        final String resProps = p.getProperty(PROPERTY_CONFIG_RESOURCES);
        String[] urls;
        if (StringUtils.isBlank(resProps)) {
            urls = new String[] { ApplicationDescriptor.DEFAULT_CONFIGURATION_RESOURCE };
        } else {
            urls = resProps.split(",");
        }
        d.setConfigResources(urls);

        // supports true (case insensitive), yes, on as positive values
        d.setRedeploymentEnabled(
                BooleanUtils.toBoolean(p.getProperty(PROPERTY_REDEPLOYMENT_ENABLED, Boolean.TRUE.toString())));

        final String overrideString = p.getProperty(PROPERTY_LOADER_OVERRIDE);
        if (StringUtils.isNotBlank(overrideString)) {
            Set<String> values = new HashSet<String>();
            final String[] overrides = overrideString.split(",");
            Collections.addAll(values, overrides);
            d.setLoaderOverride(values);
        }

        return d;
    }

    public String getSupportedFormat() {
        return "properties";
    }
}