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Spring Integration JDBC Support
/*
* Copyright 2002-2016 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 org.springframework.integration.jdbc.storedproc;
import java.util.Collection;
import java.util.HashMap;
import java.util.Map;
import org.springframework.util.Assert;
/**
* Abstraction of Procedure parameters allowing to provide static parameters
* and SpEl Expression based parameters.
*
* @author Gunnar Hillert
* @since 2.1
*
*/
public class ProcedureParameter {
private String name;
private Object value;
private String expression;
public String getName() {
return this.name;
}
public void setName(String name) {
this.name = name;
}
public Object getValue() {
return this.value;
}
public void setValue(Object value) {
this.value = value;
}
public String getExpression() {
return this.expression;
}
public void setExpression(String expression) {
this.expression = expression;
}
/**
* Instantiates a new Procedure Parameter.
*
* @param name Name of the procedure parameter, must not be null or empty
* @param value If null, the expression property must be set
* @param expression If null, the value property must be set
*/
public ProcedureParameter(String name, Object value, String expression) {
super();
Assert.hasText(name, "'name' must not be empty.");
this.name = name;
this.value = value;
this.expression = expression;
}
/**
* Default constructor.
*/
public ProcedureParameter() {
super();
}
@Override
public String toString() {
StringBuilder builder = new StringBuilder();
builder.append("ProcedureParameter [name=").append(this.name)
.append(", value=").append(this.value)
.append(", expression=").append(this.expression)
.append("]");
return builder.toString();
}
/**
* Utility method that converts a Collection of {@link ProcedureParameter} to
* a Map containing only expression parameters.
*
* @param procedureParameters Must not be null.
* @return Map containing only the Expression bound parameters. Will never be null.
*/
public static Map convertExpressions(Collection procedureParameters) {
Assert.notNull(procedureParameters, "The Collection of procedureParameters must not be null.");
for (ProcedureParameter parameter : procedureParameters) {
Assert.notNull(parameter, "'procedureParameters' must not contain null values.");
}
Map staticParameters = new HashMap();
for (ProcedureParameter parameter : procedureParameters) {
if (parameter.getExpression() != null) {
staticParameters.put(parameter.getName(), parameter.getExpression());
}
}
return staticParameters;
}
/**
* Utility method that converts a Collection of {@link ProcedureParameter} to
* a Map containing only static parameters.
*
* @param procedureParameters Must not be null.
* @return Map containing only the static parameters. Will never be null.
*/
public static Map convertStaticParameters(Collection procedureParameters) {
Assert.notNull(procedureParameters, "The Collection of procedureParameters must not be null.");
for (ProcedureParameter parameter : procedureParameters) {
Assert.notNull(parameter, "'procedureParameters' must not contain null values.");
}
Map staticParameters = new HashMap();
for (ProcedureParameter parameter : procedureParameters) {
if (parameter.getValue() != null) {
staticParameters.put(parameter.getName(), parameter.getValue());
}
}
return staticParameters;
}
}