// Copyright 2013 Google Inc. All Rights Reserved.
//
// 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 dfp.axis.v201308.lineitemservice;
import com.google.api.ads.common.lib.auth.OfflineCredentials;
import com.google.api.ads.common.lib.auth.OfflineCredentials.Api;
import com.google.api.ads.dfp.axis.factory.DfpServices;
import com.google.api.ads.dfp.axis.utils.v201308.StatementBuilder;
import com.google.api.ads.dfp.axis.v201308.LineItem;
import com.google.api.ads.dfp.axis.v201308.LineItemPage;
import com.google.api.ads.dfp.axis.v201308.LineItemServiceInterface;
import com.google.api.ads.dfp.axis.v201308.UpdateResult;
import com.google.api.ads.dfp.lib.client.DfpSession;
import com.google.api.client.auth.oauth2.Credential;
/**
* This example pauses a line item. Line items must be paused before they
* can be updated. To determine which line items exist, run
* GetAllLineItems.java.
*
* Credentials and properties in {@code fromFile()} are pulled from the
* "ads.properties" file. See README for more info.
*
* Tags: LineItemService.getLineItemsByStatement
* Tags: LineItemService.performLineItemAction
*
* @author Adam Rogal
*/
public class PauseLineItems {
// Set the ID of the line item to pause.
private static final String LINE_ITEM_ID = "INSERT_LINE_ITEM_ID_HERE";
public static void runExample(DfpServices dfpServices, DfpSession session, long lineItemId)
throws Exception {
// Get the LineItemService.
LineItemServiceInterface lineItemService =
dfpServices.get(session, LineItemServiceInterface.class);
// Create a statement to select a line item.
StatementBuilder statementBuilder = new StatementBuilder()
.where("WHERE id = :id")
.orderBy("id ASC")
.limit(StatementBuilder.SUGGESTED_PAGE_LIMIT)
.withBindVariableValue("id", lineItemId);
// Default for total result set size.
int totalResultSetSize = 0;
do {
// Get line items by statement.
LineItemPage page = lineItemService.getLineItemsByStatement(statementBuilder.toStatement());
if (page.getResults() != null) {
totalResultSetSize = page.getTotalResultSetSize();
int i = page.getStartIndex();
for (LineItem lineItem : page.getResults()) {
System.out.printf(
"%d) Line item with ID \"%d\" will be paused.\n", i++, lineItem.getId());
}
}
statementBuilder.increaseOffsetBy(StatementBuilder.SUGGESTED_PAGE_LIMIT);
} while (statementBuilder.getOffset() < totalResultSetSize);
System.out.printf("Number of line items to be paused: %d\n", totalResultSetSize);
if (totalResultSetSize > 0) {
// Remove limit and offset from statement.
statementBuilder.removeLimitAndOffset();
// Create action.
com.google.api.ads.dfp.axis.v201308.PauseLineItems action =
new com.google.api.ads.dfp.axis.v201308.PauseLineItems();
// Perform action.
UpdateResult result =
lineItemService.performLineItemAction(action, statementBuilder.toStatement());
if (result != null && result.getNumChanges() > 0) {
System.out.printf("Number of line items paused: %d\n", result.getNumChanges());
} else {
System.out.println("No line items were paused.");
}
}
}
public static void main(String[] args) throws Exception {
// Generate a refreshable OAuth2 credential similar to a ClientLogin token
// and can be used in place of a service account.
Credential oAuth2Credential = new OfflineCredentials.Builder()
.forApi(Api.DFP)
.fromFile()
.build()
.generateCredential();
// Construct a DfpSession.
DfpSession session = new DfpSession.Builder()
.fromFile()
.withOAuth2Credential(oAuth2Credential)
.build();
DfpServices dfpServices = new DfpServices();
runExample(dfpServices, session, Long.parseLong(LINE_ITEM_ID));
}
}