Example usage for java.lang Iterable Iterable

Introduction

In this page you can find the example usage for java.lang Iterable Iterable.

Prototype

Iterable

Source Link

Usage

From source file:sf.net.experimaestro.utils.JSUtils.java

private static Iterable<? extends Map.Entry<Object, Object>> iterable(final NativeObject object) {
    final Object[] ids = object.getIds();
    return new Iterable<Map.Entry<Object, Object>>() {
        @Override//from  w w  w  . jav  a  2 s.c om
        public Iterator<Map.Entry<Object, Object>> iterator() {
            return new AbstractIterator<Map.Entry<Object, Object>>() {
                int i = 0;

                @Override
                protected Map.Entry<Object, Object> computeNext() {
                    if (i >= ids.length)
                        return endOfData();
                    final Object id = ids[i++];
                    String key = id.toString();
                    final Object value = object.get(id);
                    return new AbstractMap.SimpleImmutableEntry<>(key, value);
                }
            };
        }
    };
}

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From source file:org.apache.hadoop.yarn.server.api.records.impl.pb.NodeStatusPBImpl.java

private synchronized void addKeepAliveApplicationsToProto() {
    maybeInitBuilder();/*  w  w w.j  a  v a  2  s. com*/
    builder.clearKeepAliveApplications();
    if (keepAliveApplications == null)
        return;
    Iterable<ApplicationIdProto> iterable = new Iterable<ApplicationIdProto>() {
        @Override
        public Iterator<ApplicationIdProto> iterator() {
            return new Iterator<ApplicationIdProto>() {

                Iterator<ApplicationId> iter = keepAliveApplications.iterator();

                @Override
                public boolean hasNext() {
                    return iter.hasNext();
                }

                @Override
                public ApplicationIdProto next() {
                    return convertToProtoFormat(iter.next());
                }

                @Override
                public void remove() {
                    throw new UnsupportedOperationException();

                }
            };

        }
    };
    builder.addAllKeepAliveApplications(iterable);
}

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From source file:sample.client.Application.java

<T> Iterable<T> toIterable(final Enumeration<T> enumeration) {
    return new Iterable<T>() {
        public Iterator<T> iterator() {
            return (enumeration == null ? Collections.<T>emptyIterator() : new Iterator<T>() {
                public boolean hasNext() {
                    return enumeration.hasMoreElements();
                }/*from   www.  j  a va  2 s  . c om*/

                public T next() {
                    return enumeration.nextElement();
                }

                public void remove() {
                    throw new UnsupportedOperationException("Auto-generated method stub");
                }
            });
        }
    };
}

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From source file:de.uniba.wiai.kinf.pw.projects.lillytab.reasoner.abox.RABox.java

@Override
public Iterable<Pair<R, NodeID>> getPredecessorPairs() {
    return new Iterable<Pair<R, NodeID>>() {
        @Override//w  w  w  . ja va2 s.c om
        public Iterator<Pair<R, NodeID>> iterator() {
            return new SubRoleAwarePairIterator(_predecessors);
        }
    };
}

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From source file:name.martingeisse.webide.features.java.compiler.memfile.MemoryFileManager.java

@Override
public Iterable<JavaFileObject> list(final Location location, final String packageName, final Set<Kind> kinds,
        final boolean recurse) throws IOException {
    logger.trace("listing memory files for location [" + location + "], package [" + packageName + "], kinds ["
            + StringUtils.join(kinds, ", ") + "], recurse [" + recurse + "]");
    final Iterable<JavaFileObject> superIterable = super.list(location, packageName, kinds, recurse);
    final Iterable<JavaFileObject> thisIterable = listThis(location, packageName, kinds, recurse);
    logger.trace("contributed memory files: " + StringUtils.join(thisIterable.iterator(), ", "));
    return new Iterable<JavaFileObject>() {
        @Override//w ww  .j a v  a2  s .com
        public Iterator<JavaFileObject> iterator() {
            return GenericTypeUtil
                    .unsafeCast(new IteratorChain(superIterable.iterator(), thisIterable.iterator()));
        }
    };
}

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From source file:org.apache.cayenne.map.DbEntity.java

/**
 * Returns an Iterable instance over expression path components based on
 * this entity./*w  w w.  ja va2  s .c om*/
 *
 * @since 3.0
 */
@Override
@SuppressWarnings("unchecked")
public Iterable<PathComponent<DbAttribute, DbRelationship>> resolvePath(final Expression pathExp,
        final Map aliasMap) {

    if (pathExp.getType() == Expression.DB_PATH) {

        return new Iterable<PathComponent<DbAttribute, DbRelationship>>() {

            public Iterator iterator() {
                return new PathComponentIterator(DbEntity.this, (String) pathExp.getOperand(0), aliasMap);
            }
        };
    }

    throw new ExpressionException(
            "Invalid expression type: '" + pathExp.expName() + "',  DB_PATH is expected.");
}

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From source file:org.apache.kylin.engine.spark.SparkCubing.java

private void writeDictionary(DataFrame intermediateTable, String cubeName, String segmentId) throws Exception {
    final KylinConfig kylinConfig = KylinConfig.getInstanceFromEnv();
    final CubeManager cubeManager = CubeManager.getInstance(kylinConfig);
    final CubeInstance cubeInstance = cubeManager.reloadCubeLocal(cubeName);
    final String[] columns = intermediateTable.columns();
    final CubeSegment seg = cubeInstance.getSegmentById(segmentId);
    final CubeDesc cubeDesc = cubeInstance.getDescriptor();
    final HashMap<Integer, TblColRef> tblColRefMap = Maps.newHashMap();
    final CubeJoinedFlatTableEnrich flatDesc = new CubeJoinedFlatTableEnrich(
            EngineFactory.getJoinedFlatTableDesc(seg), cubeDesc);
    final List<TblColRef> baseCuboidColumn = Cuboid.findById(cubeDesc, Cuboid.getBaseCuboidId(cubeDesc))
            .getColumns();//ww w  . j ava 2s .c  om
    final long start = System.currentTimeMillis();
    final RowKeyDesc rowKey = cubeDesc.getRowkey();
    for (int i = 0; i < baseCuboidColumn.size(); i++) {
        TblColRef col = baseCuboidColumn.get(i);
        if (!rowKey.isUseDictionary(col)) {
            continue;
        }
        final int rowKeyColumnIndex = flatDesc.getRowKeyColumnIndexes()[i];
        tblColRefMap.put(rowKeyColumnIndex, col);
    }

    Map<TblColRef, Dictionary<String>> dictionaryMap = Maps.newHashMap();
    for (Map.Entry<Integer, TblColRef> entry : tblColRefMap.entrySet()) {
        final String column = columns[entry.getKey()];
        final TblColRef tblColRef = entry.getValue();
        final DataFrame frame = intermediateTable.select(column).distinct();

        final Row[] rows = frame.collect();
        dictionaryMap.put(tblColRef, DictionaryGenerator.buildDictionary(tblColRef.getType(),
                new IterableDictionaryValueEnumerator(new Iterable<String>() {
                    @Override
                    public Iterator<String> iterator() {
                        return new Iterator<String>() {
                            int i = 0;

                            @Override
                            public boolean hasNext() {
                                return i < rows.length;
                            }

                            @Override
                            public String next() {
                                if (hasNext()) {
                                    final Row row = rows[i++];
                                    final Object o = row.get(0);
                                    return o != null ? o.toString() : null;
                                } else {
                                    throw new NoSuchElementException();
                                }
                            }

                            @Override
                            public void remove() {
                                throw new UnsupportedOperationException();
                            }
                        };
                    }
                })));
    }
    final long end = System.currentTimeMillis();
    CubingUtils.writeDictionary(seg, dictionaryMap, start, end);
    try {
        CubeUpdate cubeBuilder = new CubeUpdate(cubeInstance);
        cubeBuilder.setToUpdateSegs(seg);
        cubeManager.updateCube(cubeBuilder);
    } catch (IOException e) {
        throw new RuntimeException("Failed to deal with the request: " + e.getLocalizedMessage());
    }
}

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From source file:oculus.aperture.common.JSONProperties.java

@Override
public Iterable<Long> getLongs(String key) {
    try {/*  ww  w  .  ja v a  2 s  .  c o  m*/
        final JSONArray array = obj.getJSONArray(key);

        return new Iterable<Long>() {
            @Override
            public Iterator<Long> iterator() {
                return new Iterator<Long>() {
                    private final int n = array.length();
                    private int i = 0;

                    @Override
                    public boolean hasNext() {
                        return n > i;
                    }

                    @Override
                    public Long next() {
                        try {
                            return (n > i) ? array.getLong(i++) : null;
                        } catch (JSONException e) {
                            return null;
                        }
                    }

                    @Override
                    public void remove() {
                        throw new UnsupportedOperationException();
                    }
                };
            }
        };

    } catch (JSONException e) {
        return EmptyIterable.instance();
    }
}

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From source file:com.healthmarketscience.jackcess.IndexCursor.java

/**
 * Returns an Iterable whose iterator() method returns the result of a call
 * to {@link #entryIterator(Collection,Object...)}
 * @throws IllegalStateException if an IOException is thrown by one of the
 *         operations, the actual exception will be contained within
 *//*from w w  w .  j a v  a2  s  .  c o  m*/
public Iterable<Map<String, Object>> entryIterable(final Collection<String> columnNames,
        final Object... entryValues) {
    return new Iterable<Map<String, Object>>() {
        public Iterator<Map<String, Object>> iterator() {
            return new EntryIterator(columnNames, toRowValues(entryValues));
        }
    };
}

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From source file:org.omnaest.utils.structure.iterator.IterableUtils.java

/**
 * Returns a new {@link Iterable} based on a given {@link Factory} for {@link Iterator}s
 * /*w w w .  j  a  v a 2 s.  co  m*/
 * @param iteratorFactory
 * @return
 */
public static <E> Iterable<E> valueOf(final Factory<Iterator<E>> iteratorFactory) {
    return new Iterable<E>() {
        @Override
        public Iterator<E> iterator() {
            return iteratorFactory != null ? iteratorFactory.newInstance() : null;
        }
    };
}

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