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| 30 day Evaluation Version distributed via the Maven Jar Repository. Clover is not free. You have 30 days to evaluate it. Please visit http://www.thecortex.net/clover to obtain a licensed version of Clover | |||||||||||||||||||
| Source file | Conditionals | Statements | Methods | TOTAL | |||||||||||||||
| BaseDesktopComponent.java | 0% | 0% | 0% | 0% |
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/*
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* Joey and its relative products are published under the terms
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* of the Apache Software License.
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*/
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/*
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* Created on 2004/01/08
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*/
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package org.asyrinx.brownie.tapestry.components.layer;
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import org.apache.commons.logging.Log;
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import org.apache.commons.logging.LogFactory;
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import org.apache.tapestry.IMarkupWriter;
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import org.apache.tapestry.IRender;
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import org.apache.tapestry.IRequestCycle;
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import org.apache.tapestry.engine.IPageLoader;
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import org.apache.tapestry.engine.IPageSource;
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import org.apache.tapestry.engine.ITemplateSource;
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import org.apache.tapestry.parse.ComponentTemplate;
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import org.apache.tapestry.spec.IComponentSpecification;
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/**
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* @author akima
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*/
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public abstract class BaseDesktopComponent extends AbstractDesktopComponent { |
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/**
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* @param scriptName
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*/
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protected BaseDesktopComponent(String scriptName) {
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super(scriptName);
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} |
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private static final Log LOG = LogFactory |
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.getLog(BaseDesktopComponent.class);
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private static final int OUTER_INIT_SIZE = 5; |
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private IRender[] _outer;
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private int _outerCount = 0; |
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/**
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* Adds an element as an outer element for the receiver. Outer elements are
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* elements that should be directly rendered by the receiver's
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* <code>render()</code> method. That is, they are top-level elements on
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* the HTML template.
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*
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*
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*/
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protected void addOuter(IRender element) { |
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if (_outer == null) { |
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_outer = new IRender[OUTER_INIT_SIZE];
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_outer[0] = element; |
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_outerCount = 1; |
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return;
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} |
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// No more room? Make the array bigger.
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if (_outerCount == _outer.length) {
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IRender[] newOuter; |
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newOuter = new IRender[_outer.length * 2];
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System.arraycopy(_outer, 0, newOuter, 0, _outerCount); |
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_outer = newOuter; |
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} |
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_outer[_outerCount++] = element; |
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} |
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/**
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*
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* Reads the receiver's template and figures out which elements wrap which
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* other elements.
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*
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* <P>
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* This is coded as a single, big, ugly method for efficiency.
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*
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*/
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private void readTemplate(IRequestCycle cycle, IPageLoader loader) { |
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IPageSource pageSource = loader.getEngine().getPageSource(); |
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if (LOG.isDebugEnabled())
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LOG.debug(this + " reading template"); |
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ITemplateSource source = loader.getTemplateSource(); |
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ComponentTemplate componentTemplate = source.getTemplate(cycle, this);
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// Most of the work is done inside the loader class.
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// We instantiate it just to invoke process() on it.
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new BaseDesktopComponentTemplateLoader(cycle, loader, this, |
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componentTemplate, pageSource).process(); |
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if (LOG.isDebugEnabled())
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LOG.debug(this + " finished reading template"); |
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} |
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/**
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* Renders the top level components contained by the receiver.
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*
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* @since 2.0.3
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*/
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protected void renderComponent(IMarkupWriter writer, IRequestCycle cycle) { |
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if (LOG.isDebugEnabled())
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LOG.debug("Begin render " + getExtendedId());
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for (int i = 0; i < _outerCount; i++) |
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_outer[i].render(writer, cycle); |
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if (LOG.isDebugEnabled())
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LOG.debug("End render " + getExtendedId());
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} |
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/**
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* Loads the template for the component, then invokes
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* {@link AbstractComponent#finishLoad(IRequestCycle, IPageLoader, IComponentSpecification))}.
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* Subclasses must invoke this method first, before adding any additional
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* behavior, though its usually simpler to override {@link #finishLoad()}
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* instead.
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*
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*/
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public void finishLoad(IRequestCycle cycle, IPageLoader loader, |
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IComponentSpecification specification) {
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readTemplate(cycle, loader); |
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super.finishLoad(cycle, loader, specification);
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} |
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} |
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