/**
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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.apache.camel.maven;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import org.apache.maven.plugin.MojoExecutionException;
import org.apache.maven.plugins.annotations.LifecyclePhase;
import org.apache.maven.plugins.annotations.Mojo;
import org.apache.maven.plugins.annotations.Parameter;
import org.apache.maven.plugins.annotations.ResolutionScope;
/**
* Parses ApiMethod signatures from a File.
*/
@Mojo(name = "fromFile", requiresDependencyResolution = ResolutionScope.COMPILE_PLUS_RUNTIME, requiresProject = true,
defaultPhase = LifecyclePhase.GENERATE_SOURCES)
public class FileApiMethodGeneratorMojo extends AbstractApiMethodGeneratorMojo {
@Parameter(required = true, property = PREFIX + "signatureFile")
protected File signatureFile;
@Override
public List<String> getSignatureList() throws MojoExecutionException {
// get signatureFile as a list of Strings
List<String> result = new ArrayList<String>();
try {
BufferedReader reader = new BufferedReader(new FileReader(this.signatureFile));
String line = reader.readLine();
while (line != null) {
result.add(line);
line = reader.readLine();
}
reader.close();
} catch (FileNotFoundException e) {
throw new MojoExecutionException(e.getMessage(), e);
} catch (IOException e) {
throw new MojoExecutionException(e.getMessage(), e);
}
if (result.isEmpty()) {
throw new MojoExecutionException("Signature file " + signatureFile.getPath() + " is empty");
}
return result;
}
}