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Giving custom mapping methods precedence over built-in conversions

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This commit is contained in:
Gunnar Morling 2013-05-27 21:05:37 +02:00
parent e110192518
commit c41f47e03a
6 changed files with 167 additions and 5 deletions
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10
processor/src/main/resources/mapper-implementation.ftl
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@ -138,8 +138,11 @@ public class ${implementationName} implements ${interfaceName} {
<#-- Generates the mapping of one bean property -->
<#macro simpleMap sourceBeanName sourceType sourceAccessorName targetBeanName targetType targetAccessorName conversion="" mappingMethod="">
<#-- a) simple conversion -->
<#if conversion != "">
<#-- a) invoke mapping method -->
<#if mappingMethod != "">
${targetBeanName}.${targetAccessorName}( <#if mappingMethod.declaringMapper??>${mappingMethod.declaringMapper.name?uncap_first}.</#if>${mappingMethod.name}( ${sourceBeanName}.${sourceAccessorName}() ) );
<#-- b) simple conversion -->
<#elseif conversion != "">
<#if sourceType.primitive == false>
if ( ${sourceBeanName}.${sourceAccessorName}() != null ) {
${targetBeanName}.${targetAccessorName}( ${conversion} );
@ -147,9 +150,6 @@ public class ${implementationName} implements ${interfaceName} {
<#else>
${targetBeanName}.${targetAccessorName}( ${conversion} );
</#if>
<#-- b) invoke mapping method -->
<#elseif mappingMethod != "">
${targetBeanName}.${targetAccessorName}( <#if mappingMethod.declaringMapper??>${mappingMethod.declaringMapper.name?uncap_first}.</#if>${mappingMethod.name}( ${sourceBeanName}.${sourceAccessorName}() ) );
<#-- c) simply set -->
<#else>
<#if targetType.collectionType == true>

40
processor/src/test/java/org/mapstruct/ap/test/conversion/precedence/ConversionTest.java Normal file
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@ -0,0 +1,40 @@
/**
* Copyright 2012-2013 Gunnar Morling (http://www.gunnarmorling.de/)
* and/or other contributors as indicated by the @authors tag. See the
* copyright.txt file in the distribution for a full listing of all
* contributors.
*
* 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.mapstruct.ap.test.conversion.precedence;
import org.mapstruct.ap.testutil.MapperTestBase;
import org.mapstruct.ap.testutil.WithClasses;
import org.testng.annotations.Test;
import static org.fest.assertions.Assertions.assertThat;
@WithClasses({ Source.class, Target.class, SourceTargetMapper.class, IntegerStringMapper.class })
public class ConversionTest extends MapperTestBase {
@Test
public void shouldInvokeMappingMethodInsteadOfConversion() {
Source source = new Source();
source.setFoo( 42 );
Target target = SourceTargetMapper.INSTANCE.sourceToTarget( source );
assertThat( target ).isNotNull();
assertThat( target.getFoo() ).isEqualTo( "000042" );
}
}

26
processor/src/test/java/org/mapstruct/ap/test/conversion/precedence/IntegerStringMapper.java Normal file
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@ -0,0 +1,26 @@
/**
* Copyright 2012-2013 Gunnar Morling (http://www.gunnarmorling.de/)
* and/or other contributors as indicated by the @authors tag. See the
* copyright.txt file in the distribution for a full listing of all
* contributors.
*
* 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.mapstruct.ap.test.conversion.precedence;
public class IntegerStringMapper {
public String asString(int source) {
return String.format( "%06d", source );
}
}

32
processor/src/test/java/org/mapstruct/ap/test/conversion/precedence/Source.java Normal file
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@ -0,0 +1,32 @@
/**
* Copyright 2012-2013 Gunnar Morling (http://www.gunnarmorling.de/)
* and/or other contributors as indicated by the @authors tag. See the
* copyright.txt file in the distribution for a full listing of all
* contributors.
*
* 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.mapstruct.ap.test.conversion.precedence;
public class Source {
private int foo;
public int getFoo() {
return foo;
}
public void setFoo(int foo) {
this.foo = foo;
}
}

32
processor/src/test/java/org/mapstruct/ap/test/conversion/precedence/SourceTargetMapper.java Normal file
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@ -0,0 +1,32 @@
/**
* Copyright 2012-2013 Gunnar Morling (http://www.gunnarmorling.de/)
* and/or other contributors as indicated by the @authors tag. See the
* copyright.txt file in the distribution for a full listing of all
* contributors.
*
* 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.mapstruct.ap.test.conversion.precedence;
import org.mapstruct.Mapper;
import org.mapstruct.Mappers;
@Mapper(uses = IntegerStringMapper.class)
public interface SourceTargetMapper {
public static SourceTargetMapper INSTANCE = Mappers.getMapper( SourceTargetMapper.class );
Target sourceToTarget(Source source);
Source targetToSource(Target target);
}

32
processor/src/test/java/org/mapstruct/ap/test/conversion/precedence/Target.java Normal file
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@ -0,0 +1,32 @@
/**
* Copyright 2012-2013 Gunnar Morling (http://www.gunnarmorling.de/)
* and/or other contributors as indicated by the @authors tag. See the
* copyright.txt file in the distribution for a full listing of all
* contributors.
*
* 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.mapstruct.ap.test.conversion.precedence;
public class Target {
private String foo;
public String getFoo() {
return foo;
}
public void setFoo(String foo) {
this.foo = foo;
}
}