/*******************************************************************************
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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 org.ofbiz.webapp.taglib;
import java.util.Map;
import javax.servlet.jsp.JspTagException;
import javax.servlet.jsp.tagext.TagSupport;
import org.ofbiz.base.util.UtilGenerics;
/**
* ParamTag - Defines a parameter for the service tag.
*/
@SuppressWarnings("serial")
public class ParamTag extends TagSupport {
protected String name = null;
protected String mode = null;
protected String map = null;
protected String alias = null;
protected String attribute = null;
protected Object paramValue = null;
public void setName(String name) {
this.name = name;
}
public String getName() {
return name;
}
public void setMode(String mode) {
this.mode = mode;
}
public String getMode() {
return this.mode;
}
public void setAttribute(String attribute) {
this.attribute = attribute;
}
public String getAttribute() {
return attribute;
}
public void setValue(Object paramValue) {
this.paramValue = paramValue;
}
public Object getValue() {
return paramValue;
}
public void setMap(String map) {
this.map = map;
}
public String getMap() {
return map;
}
public void setAlias(String alias) {
this.alias = alias;
}
public String getAlias() {
return this.alias;
}
@Override
public int doStartTag() throws JspTagException {
AbstractParameterTag sTag = (AbstractParameterTag) findAncestorWithClass(this, AbstractParameterTag.class);
if (sTag == null)
throw new JspTagException("ParamTag not inside a ServiceTag.");
if (mode != null && !mode.equals("IN") && !mode.equals("OUT") && !mode.equals("INOUT"))
throw new JspTagException("Invalid mode attribute. Must be IN/OUT/INOUT.");
if (mode != null && (mode.equals("OUT") || mode.equals("INOUT")))
sTag.addOutParameter(name, (alias != null ? alias : name));
if (mode == null || mode.equals("IN") || mode.equals("INOUT")) {
Object value = null;
if (attribute != null) {
if (map == null) {
value = pageContext.findAttribute(attribute);
if (value == null)
value = pageContext.getRequest().getParameter(attribute);
} else {
try {
Map<String, Object> mapObject = UtilGenerics.cast(pageContext.findAttribute(map));
value = mapObject.get(attribute);
} catch (Exception e) {
throw new JspTagException("Problem processing map (" + map + ") for attributes.");
}
}
}
if (value == null && paramValue != null) {
value = paramValue;
}
sTag.addInParameter(name, value);
}
return SKIP_BODY;
}
@Override
public int doEndTag() {
return EVAL_PAGE;
}
}