/**
* ServingXML
*
* Copyright (C) 2006 Daniel Parker
* daniel.parker@servingxml.com
*
* 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.servingxml.components.flatfile.options;
import com.servingxml.util.ServingXmlException;
import com.servingxml.ioc.components.ConfigurationContext;
import com.servingxml.util.MessageFormatter;
import com.servingxml.util.ServingXmlMessages;
import com.servingxml.util.StringHelper;
import com.servingxml.expr.substitution.SubstitutionExpr;
/**
* The RepeatDelimiterFactoryAssembler
implements an assembler for
* assembling RepeatDelimiter
objects.
*
*
* @author Daniel A. Parker (daniel.parker@servingxml.com)
*/
public class RepeatDelimiterFactoryAssembler {
private String start = "";
private String end = "";
private String value = null;
private SeparatorFactory separatorFactory = null;
private String escapedBy = "";
public void setEscapeCharacter(String escapedBy) {
this.escapedBy = escapedBy;
}
public void setStart(String start) {
this.start = start;
}
public void setEnd(String end) {
this.end = end;
}
public void setValue(String value) {
this.value = value;
}
public void injectComponent(SeparatorFactory separatorFactory) {
this.separatorFactory = separatorFactory;
}
public RepeatDelimiterFactory assemble(ConfigurationContext context) {
if (separatorFactory == null) {
if (start.length() > 0) {
if (end.length() == 0) {
String message = MessageFormatter.getInstance().getMessage(ServingXmlMessages.COMPONENT_ATTRIBUTE_REQUIRED,context.getElement().getTagName(),"end");
throw new ServingXmlException(message);
}
start = StringHelper.translateEscapeChars(start);
end = StringHelper.translateEscapeChars(end);
SubstitutionExpr startExpr = SubstitutionExpr.parseString(context.getQnameContext(),start);
SubstitutionExpr endExpr = SubstitutionExpr.parseString(context.getQnameContext(),end);
separatorFactory = new StartEndSeparatorFactory(startExpr, endExpr);
} else {
if (value == null) {
String message = MessageFormatter.getInstance().getMessage(ServingXmlMessages.COMPONENT_ATTRIBUTE_REQUIRED,context.getElement().getTagName(),"value");
throw new ServingXmlException(message);
}
value = StringHelper.translateEscapeChars(value);
SubstitutionExpr valueExpr = SubstitutionExpr.parseString(context.getQnameContext(),value);
SubstitutionExpr escapedByExpr = SubstitutionExpr.parseString(context.getQnameContext(),escapedBy);
separatorFactory = new DefaultSeparatorFactory(valueExpr, escapedByExpr);
}
}
RepeatDelimiterFactory delimiterFactory = new RepeatDelimiterFactory(separatorFactory);
return delimiterFactory;
}
}