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lombok-pg is a collection of extensions to Project Lombok
/*
* Copyright © 2011 Philipp Eichhorn
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
package lombok.core.handlers;
import static java.util.Collections.singletonList;
import static lombok.ast.AST.*;
import java.util.*;
import lombok.*;
import lombok.ast.*;
import lombok.core.util.As;
public interface IParameterValidator> {
public List> validateParameterOf(METHOD_TYPE method);
@RequiredArgsConstructor
@Getter
public enum ValidationStrategy {
WITH(Validate.With.class) {
@Override
public List extends Statement>> getStatementsFor(final String argumentName, final int argumentIndex, final java.lang.annotation.Annotation annotation) {
final List> statements = new ArrayList>();
statements.addAll(NOT_NULL.getStatementsFor(argumentName, argumentIndex, annotation));
statements.add(If(Not(Call(((Validate.With) annotation).value()).withArgument(Name(argumentName)))).Then(Block() //
.withStatement(Throw(New(Type(IllegalArgumentException.class)).withArgument(formattedMessage("The object '%s' (argument #%s) is invalid", argumentName, argumentIndex))))));
return statements;
}
},
NOT_NULL(Validate.NotNull.class) {
@Override
public List extends Statement>> getStatementsFor(final String argumentName, final int argumentIndex, final java.lang.annotation.Annotation annotation) {
return singletonList(If(Equal(Name(argumentName), Null())).Then(Block() //
.withStatement(Throw(New(Type(NullPointerException.class)).withArgument(formattedMessage("The validated object '%s' (argument #%s) is null", argumentName, argumentIndex))))));
}
},
NOT_EMPTY(Validate.NotEmpty.class) {
@Override
public List extends Statement>> getStatementsFor(final String argumentName, final int argumentIndex, final java.lang.annotation.Annotation annotation) {
final List> statements = new ArrayList>();
statements.addAll(NOT_NULL.getStatementsFor(argumentName, argumentIndex, annotation));
statements.add(If(Call(Name(argumentName), "isEmpty")).Then(Block() //
.withStatement(Throw(New(Type(IllegalArgumentException.class)).withArgument(formattedMessage("The validated object '%s' (argument #%s) is empty", argumentName, argumentIndex))))));
return statements;
}
};
public static final Iterable IN_ORDER = As.unmodifiableList(WITH, NOT_NULL, NOT_EMPTY);
private final Class extends java.lang.annotation.Annotation> type;
public abstract List extends Statement>> getStatementsFor(final String argumentName, final int argumentIndex, final java.lang.annotation.Annotation annotation);
private static final Expression> formattedMessage(final String message, final String argumentName, final int argumentIndex) {
return Call(Name(String.class), "format").withArgument(String(message)).withArgument(String(argumentName)).withArgument(Number(argumentIndex));
}
}
}
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