/*
 * Copyright 2000-2011 JetBrains s.r.o.
 *
 * 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 jetbrains.buildServer.nuget.server.exec;

import com.intellij.openapi.diagnostic.Logger;
import jetbrains.buildServer.messages.serviceMessages.ServiceMessage;
import jetbrains.buildServer.messages.serviceMessages.ServiceMessageParserCallback;
import jetbrains.buildServer.util.StringUtil;
import org.jetbrains.annotations.NotNull;

import java.text.ParseException;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.List;

/**
* Created by Eugene Petrenko (eugene.petrenko@gmail.com)
* Date: 14.07.11 13:23
*/
public class ListPackagesCommandProcessor implements NuGetOutputProcessor<Collection<PackageInfo>> {
  private static final Logger LOG = Logger.getInstance(ListPackagesCommandProcessor.class.getName());
  private final String mySource;
  private final List<PackageInfo> myPackages = new ArrayList<PackageInfo>();

  public ListPackagesCommandProcessor(@NotNull final String source) {
    mySource = source;
  }

  public void onStdOutput(String text) {
    if (LOG.isDebugEnabled()) {
      LOG.debug(text);
    }

    ServiceMessage.parse(text, new ServiceMessageParserCallback() {
      public void regularText(@NotNull String s) {
      }

      public void serviceMessage(@NotNull ServiceMessage serviceMessage) {
        if (!"nuget-package".equals(serviceMessage.getMessageName())) return;
        final String id = serviceMessage.getAttributes().get("Id");
        final String version = serviceMessage.getAttributes().get("Version");

        if (StringUtil.isEmptyOrSpaces(id)) return;
        if (StringUtil.isEmptyOrSpaces(version)) return;

        myPackages.add(new PackageInfo(mySource, id, version));

      }

      public void parseException(@NotNull ParseException e, @NotNull String s) {
      }
    });
  }

  public void onStdError(String text) {
    LOG.warn(text);
  }

  public void onFinished(int exitCode) {
    if (LOG.isDebugEnabled()) {
      LOG.debug("NuGet TeamCity.List command exited with " + exitCode);
    }
  }

  @NotNull
  public Collection<PackageInfo> getResult() {
    return Collections.unmodifiableList(myPackages);
  }
}

/*
 * Copyright 2000-2011 JetBrains s.r.o.
 *
 * 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 jetbrains.buildServer.nuget.server.exec;

import com.intellij.openapi.diagnostic.Logger;
import jetbrains.buildServer.messages.serviceMessages.ServiceMessage;
import jetbrains.buildServer.messages.serviceMessages.ServiceMessageParserCallback;
import jetbrains.buildServer.util.StringUtil;
import org.jetbrains.annotations.NotNull;

import java.text.ParseException;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.List;

/**
* Created by Eugene Petrenko (eugene.petrenko@gmail.com)
* Date: 14.07.11 13:23
*/
public class ListPackagesCommandProcessor implements NuGetOutputProcessor<Collection<PackageInfo>> {
  private static final Logger LOG = Logger.getInstance(ListPackagesCommandProcessor.class.getName());
  private final String mySource;
  private final List<PackageInfo> myPackages = new ArrayList<PackageInfo>();

  public ListPackagesCommandProcessor(@NotNull final String source) {
    mySource = source;
  }

  public void onStdOutput(String text) {
    if (LOG.isDebugEnabled()) {
      LOG.debug(text);
    }

    ServiceMessage.parse(text, new ServiceMessageParserCallback() {
      public void regularText(@NotNull String s) {
      }

      public void serviceMessage(@NotNull ServiceMessage serviceMessage) {
        if (!"nuget-package".equals(serviceMessage.getMessageName())) return;
        final String id = serviceMessage.getAttributes().get("Id");
        final String version = serviceMessage.getAttributes().get("Version");

        if (StringUtil.isEmptyOrSpaces(id)) return;
        if (StringUtil.isEmptyOrSpaces(version)) return;

        myPackages.add(new PackageInfo(mySource, id, version));

      }

      public void parseException(@NotNull ParseException e, @NotNull String s) {
      }
    });
  }

  public void onStdError(String text) {
    LOG.warn(text);
  }

  public void onFinished(int exitCode) {
    if (LOG.isDebugEnabled()) {
      LOG.debug("NuGet TeamCity.List command exited with " + exitCode);
    }
    if (exitCode != 0) {
      throw new RuntimeException("Failed to execute TeamCity.List command. Exit code was " + exitCode);
    }
  }

  @NotNull
  public Collection<PackageInfo> getResult() {
    return Collections.unmodifiableList(myPackages);
  }
}

add more errors checkes