com.bluecloud.ioc.core.KernelComponentDeployer.java Source code

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Here is the source code for com.bluecloud.ioc.core.KernelComponentDeployer.java

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/*
 * Copyright 2010 the original author or authors.
 * 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.bluecloud.ioc.core;

import java.util.Map;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;

import com.bluecloud.ioc.exception.KernelComponentBuilderException;
import com.bluecloud.ioc.exception.KernelComponentDeployerException;
import com.bluecloud.ioc.exception.KernelXMLParserException;
import com.bluecloud.ioc.metadata.ComponentMetadata;
import com.bluecloud.ioc.metadata.CompositeMetadata;
import com.bluecloud.ioc.parse.XMLParser;

/**
 * @author <a href="mailto:hanlu0808@gmail.com">Hanlu</a>
 * 
 */
public final class KernelComponentDeployer implements ComponentDeployer {

    private Log log = LogFactory.getLog(KernelComponentDeployer.class);

    /**
     * 
     */
    public KernelComponentDeployer() {
    }

    /*
     * (non-Javadoc)
     * 
     * @see
     * com.css.sword.esb.server.microkernel.core.ComponentDeployer#deploy(com
     * .css.sword.esb.server.microkernel.parse.XMLParser,
     * com.css.sword.esb.server.microkernel.ComponentDepender,
     * com.css.sword.esb.server.microkernel.core.ComponentBuilder)
     */
    public void deploy(XMLParser parser, ComponentDepender depender, ComponentBuilder builder)
            throws KernelComponentDeployerException {
        try {
            CompositeMetadata compositeMetadata = parser.parse();
            this.deploy(compositeMetadata, builder);
            compositeMetadata = null;
        } catch (KernelXMLParserException e) {
            throw new KernelComponentDeployerException(e);
        }
    }

    /**
     * 
     * @param compositeMetadata
     * @param builder
     */
    private void deploy(final CompositeMetadata compositeMetadata, ComponentBuilder builder) {
        Map<String, ComponentMetadata> components = compositeMetadata.getComponentMetadatas();
        for (ComponentMetadata componentMetadata : components.values()) {
            try {
                builder.build(new ComponentObject(componentMetadata), components);
            } catch (KernelComponentBuilderException e) {
                if (log.isErrorEnabled()) {
                    log.error("Component" + componentMetadata.getName() + "", e);
                }
            }
        }
    }
}