51 lines
1.7 KiB
Java
51 lines
1.7 KiB
Java
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/* $This file is distributed under the terms of the license in /doc/license.txt$ */
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package freemarker.ext.dump;
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import java.io.IOException;
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import java.util.HashMap;
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import java.util.Map;
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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 freemarker.core.Environment;
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import freemarker.template.SimpleScalar;
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import freemarker.template.TemplateDirectiveBody;
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import freemarker.template.TemplateException;
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import freemarker.template.TemplateModel;
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import freemarker.template.TemplateModelException;
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public class DumpDirective extends BaseDumpDirective {
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@SuppressWarnings("unused")
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private static final Log log = LogFactory.getLog(DumpDirective.class);
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@SuppressWarnings("rawtypes")
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@Override
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public void execute(Environment env, Map params, TemplateModel[] loopVars,
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TemplateDirectiveBody body) throws TemplateException, IOException {
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if (loopVars.length != 0) {
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throw new TemplateModelException(
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"The dump directive doesn't allow loop variables.");
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}
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if (body != null) {
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throw new TemplateModelException(
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"The dump directive doesn't allow nested content.");
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}
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Object o = params.get("var");
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if ( !(o instanceof SimpleScalar)) {
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throw new TemplateModelException(
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"Value of parameter 'var' must be a string.");
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}
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String varName = ((SimpleScalar)o).getAsString();
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Map<String, Object> map = new HashMap<String, Object>();
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map.put("var", getTemplateVariableData(varName, env));
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dump("dumpvar.ftl", map, varName, env);
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}
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}
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