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jOOQ's source code generator
/**
* Copyright (c) 2009-2016, Lukas Eder, [email protected]
* All rights reserved.
*
* This software is licensed to you under the Apache License, Version 2.0
* (the "License"); You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* . Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* . Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* . Neither the name "jOOQ" nor the names of its contributors may be
* used to endorse or promote products derived from this software without
* specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
package org.jooq.util;
import static java.util.Collections.emptyList;
import static java.util.regex.Pattern.compile;
import static org.jooq.tools.StringUtils.defaultIfEmpty;
import java.util.ArrayList;
import java.util.List;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import org.jooq.tools.StringUtils;
import org.jooq.util.jaxb.MatcherRule;
import org.jooq.util.jaxb.MatcherTransformType;
import org.jooq.util.jaxb.Matchers;
import org.jooq.util.jaxb.MatchersFieldType;
import org.jooq.util.jaxb.MatchersRoutineType;
import org.jooq.util.jaxb.MatchersSchemaType;
import org.jooq.util.jaxb.MatchersSequenceType;
import org.jooq.util.jaxb.MatchersTableType;
/**
* A generator strategy that names objects according to a {@link Matchers}
* configuration object.
*
* @author Lukas Eder
*/
public class MatcherStrategy extends DefaultGeneratorStrategy {
private final Matchers matchers;
public MatcherStrategy(Matchers matchers) {
this.matchers = matchers;
}
/**
* Take a {@link Definition}, try to match its name or qualified name
* against an expression, and apply a rule upon match.
*/
private final String match(Definition definition, String expression, MatcherRule rule) {
if (rule != null) {
return match(definition, expression, rule.getExpression(), rule.getTransform());
}
return null;
}
private final String match(Definition definition, String expression, String ruleExpression) {
return match(definition, expression, ruleExpression, null);
}
private final String match(Definition definition, String expression, String ruleExpression, MatcherTransformType ruleTransformType) {
// [#3734] If users forget to specify the rule's expression but they use
// a transformer (e.g. PASCAL), we should assume the "default" replacement
if (ruleTransformType != null && ruleExpression == null)
ruleExpression = "$0";
if (ruleExpression != null) {
Pattern p = compile(defaultIfEmpty(expression, "^.*$").trim());
Matcher m = p.matcher(definition.getName());
if (m.matches()) {
return transform(m.replaceAll(ruleExpression), ruleTransformType);
}
m = p.matcher(definition.getQualifiedName());
if (m.matches()) {
return transform(m.replaceAll(ruleExpression), ruleTransformType);
}
}
return null;
}
private final String transform(String string, MatcherTransformType transform) {
if (transform == null)
return string;
switch (transform) {
case AS_IS:
return string;
case LOWER:
return string.toLowerCase();
case UPPER:
return string.toUpperCase();
case CAMEL:
return StringUtils.toCamelCaseLC(string);
case PASCAL:
return StringUtils.toCamelCase(string);
default:
throw new UnsupportedOperationException("Transform Type not supported : " + transform);
}
}
private final List schemas(Definition definition) {
if (definition instanceof SchemaDefinition) {
return matchers.getSchemas();
}
return emptyList();
}
private final List tables(Definition definition) {
if (definition instanceof TableDefinition) {
return matchers.getTables();
}
return emptyList();
}
private final List fields(Definition definition) {
if (definition instanceof ColumnDefinition) {
return matchers.getFields();
}
return emptyList();
}
private final List routines(Definition definition) {
if (definition instanceof RoutineDefinition) {
return matchers.getRoutines();
}
return emptyList();
}
private final List sequences(Definition definition) {
if (definition instanceof SequenceDefinition) {
return matchers.getSequences();
}
return emptyList();
}
private final List split(String result) {
List list = new ArrayList();
for (String string : result.split(",")) {
list.add(string.trim());
}
return list;
}
@Override
public String getJavaIdentifier(Definition definition) {
for (MatchersSchemaType schemas : schemas(definition)) {
String result = match(definition, schemas.getExpression(), schemas.getSchemaIdentifier());
if (result != null)
return result;
}
for (MatchersTableType tables : tables(definition)) {
String result = match(definition, tables.getExpression(), tables.getTableIdentifier());
if (result != null)
return result;
}
for (MatchersFieldType fields : fields(definition)) {
String result = match(definition, fields.getExpression(), fields.getFieldIdentifier());
if (result != null)
return result;
}
for (MatchersSequenceType sequences : sequences(definition)) {
String result = match(definition, sequences.getExpression(), sequences.getSequenceIdentifier());
if (result != null)
return result;
}
// Default to standard behaviour
return super.getJavaIdentifier(definition);
}
@Override
public String getJavaSetterName(Definition definition, Mode mode) {
for (MatchersFieldType fields : fields(definition)) {
String result = match(definition, fields.getExpression(), fields.getFieldSetter());
if (result != null)
return result;
}
// Default to standard behaviour
return super.getJavaSetterName(definition, mode);
}
@Override
public String getJavaGetterName(Definition definition, Mode mode) {
for (MatchersFieldType fields : fields(definition)) {
String result = match(definition, fields.getExpression(), fields.getFieldGetter());
if (result != null)
return result;
}
// Default to standard behaviour
return super.getJavaGetterName(definition, mode);
}
@Override
public String getJavaMethodName(Definition definition, Mode mode) {
for (MatchersRoutineType routines : routines(definition)) {
String result = match(definition, routines.getExpression(), routines.getRoutineMethod());
if (result != null)
return result;
}
// Default to standard behaviour
return super.getJavaMethodName(definition, mode);
}
@Override
public String getJavaClassExtends(Definition definition, Mode mode) {
for (MatchersTableType tables : tables(definition)) {
String result = null;
switch (mode) {
case POJO: result = match(definition, tables.getExpression(), tables.getPojoExtends()); break;
}
if (result != null)
return result;
}
// Default to standard behaviour
return super.getJavaClassExtends(definition, mode);
}
@Override
public List getJavaClassImplements(Definition definition, Mode mode) {
for (MatchersSchemaType schemas : schemas(definition)) {
String result = match(definition, schemas.getExpression(), schemas.getSchemaImplements());
if (result != null)
return split(result);
}
for (MatchersTableType tables : tables(definition)) {
String result = null;
switch (mode) {
case DEFAULT: result = match(definition, tables.getExpression(), tables.getTableImplements()); break;
case DAO: result = match(definition, tables.getExpression(), tables.getDaoImplements()); break;
case INTERFACE: result = match(definition, tables.getExpression(), tables.getInterfaceImplements()); break;
case POJO: result = match(definition, tables.getExpression(), tables.getPojoImplements()); break;
case RECORD: result = match(definition, tables.getExpression(), tables.getRecordImplements()); break;
}
if (result != null) {
return split(result);
}
}
for (MatchersRoutineType routines : routines(definition)) {
String result = match(definition, routines.getExpression(), routines.getRoutineImplements());
if (result != null)
return split(result);
}
// Default to standard behaviour
return super.getJavaClassImplements(definition, mode);
}
@Override
public String getJavaClassName(Definition definition, Mode mode) {
for (MatchersSchemaType schemas : schemas(definition)) {
String result = match(definition, schemas.getExpression(), schemas.getSchemaClass());
if (result != null)
return result;
}
for (MatchersTableType tables : tables(definition)) {
String result = null;
switch (mode) {
case DEFAULT: result = match(definition, tables.getExpression(), tables.getTableClass()); break;
case DAO: result = match(definition, tables.getExpression(), tables.getDaoClass()); break;
case INTERFACE: result = match(definition, tables.getExpression(), tables.getInterfaceClass()); break;
case POJO: result = match(definition, tables.getExpression(), tables.getPojoClass()); break;
case RECORD: result = match(definition, tables.getExpression(), tables.getRecordClass()); break;
}
if (result != null)
return result;
}
for (MatchersRoutineType routines : routines(definition)) {
String result = match(definition, routines.getExpression(), routines.getRoutineClass());
if (result != null)
return result;
}
// Default to standard behaviour
return super.getJavaClassName(definition, mode);
}
@Override
public String getJavaPackageName(Definition definition, Mode mode) {
return super.getJavaPackageName(definition, mode);
}
@Override
public String getJavaMemberName(Definition definition, Mode mode) {
for (MatchersFieldType fields : fields(definition)) {
String result = match(definition, fields.getExpression(), fields.getFieldMember());
if (result != null)
return result;
}
// Default to standard behaviour
return super.getJavaMemberName(definition, mode);
}
@Override
public String getOverloadSuffix(Definition definition, Mode mode, String overloadIndex) {
return super.getOverloadSuffix(definition, mode, overloadIndex);
}
}
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