com.alilitech.integration.jpa.criteria.expression.ParameterExpression Maven / Gradle / Ivy
/**
* Copyright 2017-2020 the original author or authors.
*
* 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.alilitech.integration.jpa.criteria.expression;
import com.alilitech.integration.jpa.criteria.RenderContext;
/**
* @author Zhou Xiaoxiang
* @since 1.1
*/
public class ParameterExpression implements AtomicExpression {
private String paramName;
private Object paramValue;
public ParameterExpression(Object paramValue) {
this.paramValue = paramValue;
}
public void formatValue(String pattern) {
this.paramValue = pattern.replaceAll("\\{0\\}", paramValue.toString());
}
@Override
public void render(RenderContext renderContext, Expression ...expressions) {
this.paramName = renderContext.getParamPrefix() + renderContext.getParamIndexAndIncrement();
renderContext.getParamValues().put(this.paramName, paramValue);
renderContext.renderString("#{");
renderContext.renderString(renderContext.getParamPrefixPrefix() + this.paramName);
renderContext.renderString("}");
}
/*@Override
public String renderString(RenderContext renderContext) {
this.paramName = renderContext.getParamPrefix() + renderContext.getParamIndexAndIncrement();
renderContext.getParamValues().put(this.paramName, paramValue);
if(needPlaceholder) {
return "#{" + renderContext.getParamPrefixPrefix() + this.paramName + "}";
} else {
return renderContext.getParamPrefixPrefix() + this.paramName;
}
}*/
}