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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 | |||||||||||||||
AbstractScriptLinkRenderer.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 2004/01/04
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*/
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package org.asyrinx.brownie.tapestry.components.link;
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import org.apache.tapestry.ApplicationRuntimeException;
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import org.apache.tapestry.IMarkupWriter;
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import org.apache.tapestry.IRequestCycle;
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import org.apache.tapestry.IScript;
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import org.apache.tapestry.Tapestry;
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import org.apache.tapestry.components.ILinkComponent;
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import org.apache.tapestry.engine.ILink;
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import org.apache.tapestry.html.Body;
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import org.apache.tapestry.link.ILinkRenderer;
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import org.asyrinx.brownie.tapestry.script.ScriptUtils;
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/**
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* @author akima
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*/
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public abstract class AbstractScriptLinkRenderer implements ILinkRenderer { |
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/**
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*
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*/
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public AbstractScriptLinkRenderer(String scriptName) {
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super();
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this.scriptName = scriptName;
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} |
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private final String scriptName;
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private IScript script = null; |
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/**
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* @return
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*/
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protected IScript loadScript(ILinkComponent linkComponent) {
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if (script == null) |
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script = ScriptUtils.loadScript(linkComponent, getScriptName()); |
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return script;
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} |
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/**
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* @return
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*/
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protected String getScriptName() {
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return scriptName;
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} |
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/**
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* @see org.apache.tapestry.link.ILinkRenderer#renderLink(org.apache.tapestry.IMarkupWriter,
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* org.apache.tapestry.IRequestCycle,
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* org.apache.tapestry.components.ILinkComponent)
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*/
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public void renderLink(IMarkupWriter writer, IRequestCycle cycle, |
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ILinkComponent linkComponent) { |
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// check valid cycle( including body ) and valid linkComponent
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checkBeforeRender(cycle, linkComponent); |
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cycle.setAttribute(Tapestry.LINK_COMPONENT_ATTRIBUTE_NAME, |
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linkComponent); |
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try {
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final IScript loadedScript = loadScript(linkComponent); |
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final boolean hasBody = getHasBody();
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final boolean disabled = linkComponent.isDisabled();
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// template method to add script
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if (!cycle.isRewinding()) {
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final Body body = Body.get(cycle); |
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if (!disabled) {
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addScript(cycle, loadedScript, body); |
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} |
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// template method to render begin tag
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renderBeginTag(writer, cycle, linkComponent); |
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} |
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//beforeBodyRender(writer, cycle, linkComponent);
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final IMarkupWriter wrappedWriter = (!disabled) ? writer |
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.getNestedWriter() : writer; |
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if (hasBody) {
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// template method to render tag bodies
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renderBody(wrappedWriter, cycle, linkComponent); |
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linkComponent.renderBody(wrappedWriter, cycle); |
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} |
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if (!cycle.isRewinding()) {
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//afterBodyRender(writer, cycle, linkComponent);
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linkComponent.renderAdditionalAttributes(writer, cycle); |
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if (hasBody) {
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wrappedWriter.close(); |
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// Close the <element> tag
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writer.end(); |
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} else
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writer.closeTag(); |
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} |
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} finally {
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cycle.removeAttribute(Tapestry.LINK_COMPONENT_ATTRIBUTE_NAME); |
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} |
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} |
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protected void checkBeforeRender(IRequestCycle cycle, |
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ILinkComponent linkComponent) { |
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if (cycle.getAttribute(Tapestry.LINK_COMPONENT_ATTRIBUTE_NAME) != null) |
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throw new ApplicationRuntimeException(Tapestry |
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.getMessage("AbstractLinkComponent.no-nesting"),
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linkComponent, null, null); |
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if (!cycle.isRewinding()) {
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final Body body = Body.get(cycle); |
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if (body == null) |
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throw new ApplicationRuntimeException( |
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"must-be-contained-by-body", this, null, null); |
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} |
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} |
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/**
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* Converts the EngineServiceLink into a URI or URL. This implementation
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* simply invokes {@link ILink#getURL(String, boolean)}.
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*
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*/
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protected final String constructURL(ILink link, String anchor) {
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return link.getURL(anchor, true); |
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} |
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protected boolean getHasBody() { |
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return true; |
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} |
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abstract protected void addScript(IRequestCycle cycle, IScript addingScript, |
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Body body); |
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/**
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* @param writer
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* @param cycle
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* @param linkComponent
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*/
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abstract protected void renderBeginTag(IMarkupWriter writer, |
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IRequestCycle cycle, ILinkComponent linkComponent); |
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/**
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* @param writer
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* @param cycle
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* @param linkComponent
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*/
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abstract protected void renderBody(IMarkupWriter writer, |
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IRequestCycle cycle, ILinkComponent linkComponent); |
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} |
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