Package org.apache.hadoop.mapred.jobcontrol

Examples of org.apache.hadoop.mapred.jobcontrol.Job

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            lp.set((String)entry.getKey(), (String)entry.getValue());
        }
        FileInputFormat.addInputPath(lp, new Path(inputDir + "/page_views"));
        FileOutputFormat.setOutputPath(lp, new Path(outputDir + "/L6out"));
        lp.setNumReduceTasks(Integer.parseInt(parallel));
        Job group = new Job(lp);

        JobControl jc = new JobControl("L6 join");
        jc.addJob(group);

        new Thread(jc).start();
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            lp.set((String)entry.getKey(), (String)entry.getValue());
        }
        FileInputFormat.addInputPath(lp, new Path(inputDir + "/page_views_sorted"));
        FileOutputFormat.setOutputPath(lp, new Path(outputDir + "/indexed_pages_14"));
        lp.setNumReduceTasks(0);
        Job loadPages = new Job(lp);

        JobConf lu = new JobConf(L14.class);
        lu.setJobName("L14 Load Users");
        lu.setInputFormat(TextInputFormat.class);
        lu.setOutputKeyClass(Text.class);
        lu.setOutputValueClass(Text.class);
        lu.setMapperClass(ReadUsers.class);
        props = System.getProperties();
        for (Map.Entry<Object,Object> entry : props.entrySet()) {
            lu.set((String)entry.getKey(), (String)entry.getValue());
        }
        FileInputFormat.addInputPath(lu, new Path(inputDir + "/users_sorted"));
        FileOutputFormat.setOutputPath(lu, new Path(outputDir + "/indexed_users_14"));
        lu.setNumReduceTasks(0);
        Job loadUsers = new Job(lu);

        JobConf join = new JobConf(L14.class);
        join.setJobName("L14 Join Users and Pages");
        join.setInputFormat(KeyValueTextInputFormat.class);
        join.setOutputKeyClass(Text.class);
        join.setOutputValueClass(Text.class);
        join.setMapperClass(IdentityMapper.class);
        join.setReducerClass(Join.class);
        props = System.getProperties();
        for (Map.Entry<Object,Object> entry : props.entrySet()) {
            join.set((String)entry.getKey(), (String)entry.getValue());
        }
        FileInputFormat.addInputPath(join, new Path(outputDir + "/indexed_pages_14"));
        FileInputFormat.addInputPath(join, new Path(outputDir + "/indexed_users_14"));
        FileOutputFormat.setOutputPath(join, new Path(outputDir + "/L14out"));
        join.setNumReduceTasks(Integer.parseInt(parallel));
        Job joinJob = new Job(join);
        joinJob.addDependingJob(loadPages);
        joinJob.addDependingJob(loadUsers);

        JobControl jc = new JobControl("L14 join");
        jc.addJob(loadPages);
        jc.addJob(loadUsers);
        jc.addJob(joinJob);
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            lp.set((String)entry.getKey(), (String)entry.getValue());
        }
        FileInputFormat.addInputPath(lp, new Path(inputDir + "/page_views"));
        FileOutputFormat.setOutputPath(lp, new Path(outputDir + "/L16out"));
        lp.setNumReduceTasks(Integer.parseInt(parallel));
        Job group = new Job(lp);

        JobControl jc = new JobControl("L16 join");
        jc.addJob(group);

        new Thread(jc).start();
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            lp.set((String)entry.getKey(), (String)entry.getValue());
        }
        FileInputFormat.addInputPath(lp, new Path(inputDir + "/page_views"));
        FileOutputFormat.setOutputPath(lp, new Path(outputDir + "/highest_value_page_per_user"));
        lp.setNumReduceTasks(Integer.parseInt(parallel));
        Job loadPages = new Job(lp);

        JobConf lu = new JobConf(L12.class);
        lu.setJobName("L12 Find Total Timespent per Term");
        lu.setInputFormat(TextInputFormat.class);
        lu.setOutputKeyClass(Text.class);
        lu.setOutputValueClass(LongWritable.class);
        lu.setMapperClass(TotalTimespentPerTerm.class);
        lu.setCombinerClass(TotalTimespentPerTerm.class);
        lu.setReducerClass(TotalTimespentPerTerm.class);
        props = System.getProperties();
        for (Map.Entry<Object,Object> entry : props.entrySet()) {
            lu.set((String)entry.getKey(), (String)entry.getValue());
        }
        FileInputFormat.addInputPath(lu, new Path(inputDir + "/page_views"));
        FileOutputFormat.setOutputPath(lu, new Path(outputDir + "/total_timespent_per_term"));
        lu.setNumReduceTasks(Integer.parseInt(parallel));
        Job loadUsers = new Job(lu);

        JobConf join = new JobConf(L12.class);
        join.setJobName("L12 Find Queries Per Action");
        join.setInputFormat(TextInputFormat.class);
        join.setOutputKeyClass(Text.class);
        join.setOutputValueClass(LongWritable.class);
        join.setMapperClass(QueriesPerAction.class);
        join.setCombinerClass(QueriesPerAction.class);
        join.setReducerClass(QueriesPerAction.class);
        props = System.getProperties();
        for (Map.Entry<Object,Object> entry : props.entrySet()) {
            join.set((String)entry.getKey(), (String)entry.getValue());
        }
        FileInputFormat.addInputPath(join, new Path(inputDir + "/page_views"));
        FileOutputFormat.setOutputPath(join, new Path(outputDir + "/queries_per_action"));
        join.setNumReduceTasks(Integer.parseInt(parallel));
        Job joinJob = new Job(join);

        JobControl jc = new JobControl("L12 join");
        jc.addJob(loadPages);
        jc.addJob(loadUsers);
        jc.addJob(joinJob);
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            lp.set((String)entry.getKey(), (String)entry.getValue());
        }
        FileInputFormat.addInputPath(lp, new Path(inputDir + "/page_views"));
        FileOutputFormat.setOutputPath(lp, new Path(outputDir + "/L15out"));
        lp.setNumReduceTasks(Integer.parseInt(parallel));
        Job group = new Job(lp);

        JobControl jc = new JobControl("L15 join");
        jc.addJob(group);

        new Thread(jc).start();
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            lp.set((String)entry.getKey(), (String)entry.getValue());
        }
        FileInputFormat.addInputPath(lp, new Path(inputDir + "/page_views"));
        FileOutputFormat.setOutputPath(lp, new Path(outputDir + "/indexed_pages_5"));
        lp.setNumReduceTasks(0);
        Job loadPages = new Job(lp);

        JobConf lu = new JobConf(L5.class);
        lu.setJobName("L5 Load Users");
        lu.setInputFormat(TextInputFormat.class);
        lu.setOutputKeyClass(Text.class);
        lu.setOutputValueClass(Text.class);
        lu.setMapperClass(ReadUsers.class);
        props = System.getProperties();
        for (Map.Entry<Object,Object> entry : props.entrySet()) {
            lu.set((String)entry.getKey(), (String)entry.getValue());
        }
        FileInputFormat.addInputPath(lu, new Path(inputDir + "/users"));
        FileOutputFormat.setOutputPath(lu, new Path(outputDir + "/indexed_users_5"));
        lu.setNumReduceTasks(0);
        Job loadUsers = new Job(lu);

        JobConf join = new JobConf(L5.class);
        join.setJobName("L5 Join Users and Pages");
        join.setInputFormat(KeyValueTextInputFormat.class);
        join.setOutputKeyClass(Text.class);
        join.setOutputValueClass(Text.class);
        join.setMapperClass(IdentityMapper.class);
        join.setReducerClass(Join.class);
        props = System.getProperties();
        for (Map.Entry<Object,Object> entry : props.entrySet()) {
            join.set((String)entry.getKey(), (String)entry.getValue());
        }
        FileInputFormat.addInputPath(join, new Path(outputDir + "/indexed_pages_5"));
        FileInputFormat.addInputPath(join, new Path(outputDir + "/indexed_users_5"));
        FileOutputFormat.setOutputPath(join, new Path(outputDir + "/L5out"));
        join.setNumReduceTasks(Integer.parseInt(parallel));
        Job joinJob = new Job(join);
        joinJob.addDependingJob(loadPages);
        joinJob.addDependingJob(loadUsers);

        JobControl jc = new JobControl("L5 join");
        jc.addJob(loadPages);
        jc.addJob(loadUsers);
        jc.addJob(joinJob);
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        }
        DistributedCache.addCacheFile(new URI(inputDir + "/power_users"), lp);
        FileInputFormat.addInputPath(lp, new Path(inputDir + "/page_views"));
        FileOutputFormat.setOutputPath(lp, new Path(outputDir + "/L2out"));
        lp.setNumReduceTasks(0);
        Job loadPages = new Job(lp);

        JobControl jc = new JobControl("L2 join");
        jc.addJob(loadPages);

        new Thread(jc).start();
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            roots.addAll(plan.getRoots());
            for (MapReduceOper mro: roots) {
                if(mro instanceof NativeMapReduceOper) {
                    return null;
                }
                Job job = getJob(plan, mro, conf, pigContext);
                jobMroMap.put(job, mro);
                jobCtrl.addJob(job);
            }
        } catch (JobCreationException jce) {
            throw jce;
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                            files == null ? newfiles.toString() : files + "," + newfiles);
                }
            }
            // Serialize the UDF specific context info.
            UDFContext.getUDFContext().serialize(conf);
            Job cjob = new Job(new JobConf(conf), new ArrayList<Job>());
            jobStoreMap.put(cjob,new Pair<List<POStore>, Path>(storeLocations, tmpLocation));
            return cjob;

        } catch (JobCreationException jce) {
            throw jce;
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        ConfigurationValidator.validatePigProperties(pc.getProperties());
        Configuration conf = ConfigurationUtil.toConfiguration(pc.getProperties());
        JobControlCompiler jcc = new JobControlCompiler(pc, conf);
       
        JobControl jobControl = jcc.compile(mrPlan, "Test");
        Job job = jobControl.getWaitingJobs().get(0);
        int parallel = job.getJobConf().getNumReduceTasks();

        assertEquals("parallism", 1, parallel);
    }
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