List of usage examples for java.io DataOutput writeBoolean
void writeBoolean(boolean v) throws IOException;
boolean value to this output stream. From source file:org.apache.hadoop.mapred.Task.java
public void write(DataOutput out) throws IOException { Text.writeString(out, jobFile); taskId.write(out);// ww w. ja va2 s .c om out.writeInt(partition); out.writeInt(numSlotsRequired); taskStatus.write(out); skipRanges.write(out); out.writeBoolean(skipping); out.writeBoolean(jobCleanup); if (jobCleanup) { WritableUtils.writeEnum(out, jobRunStateForCleanup); } out.writeBoolean(jobSetup); out.writeBoolean(writeSkipRecs); out.writeBoolean(taskCleanup); Text.writeString(out, user); }
From source file:org.apache.hadoop.mapred.TaskStatus.java
public void write(DataOutput out) throws IOException { taskid.write(out);/*from w ww .java 2 s .co m*/ out.writeFloat(progress); out.writeInt(numSlots); WritableUtils.writeEnum(out, runState); Text.writeString(out, diagnosticInfo); Text.writeString(out, stateString); WritableUtils.writeEnum(out, phase); out.writeLong(startTime); out.writeLong(finishTime); out.writeBoolean(includeCounters); out.writeLong(outputSize); if (includeCounters) { counters.write(out); } nextRecordRange.write(out); }
From source file:org.apache.hadoop.mapred.TaskStatus.java
static void writeTaskStatus(DataOutput out, TaskStatus taskStatus) throws IOException { out.writeBoolean(taskStatus.getIsMap()); taskStatus.write(out);//from ww w.j a v a 2 s . co m }
From source file:org.apache.hadoop.tools.DistTool.java
protected static void writeString(DataOutput out, String s) throws IOException { boolean b = s != null; out.writeBoolean(b); if (b) {/* w w w. j a v a 2 s. com*/ Text.writeString(out, s); } }
From source file:org.apache.hama.bsp.BSPTask.java
@Override public final void write(DataOutput out) throws IOException { super.write(out); if (split != null) { out.writeBoolean(true); Text.writeString(out, splitClass); split.write(out);/*from ww w . j av a2 s. com*/ split = null; } else { out.writeBoolean(false); } }
From source file:org.apache.hama.graph.GraphJobMessage.java
@Override public void write(DataOutput out) throws IOException { out.writeByte(this.flag); if (isVertexMessage()) { // we don't need to write the classes because the other side has the // same//from w w w . ja va 2s . c om // classes for the two entities. vertexId.write(out); vertexValue.write(out); } else if (isMapMessage()) { map.write(out); } else if (isPartitioningMessage()) { //LOG.info("????????????????"); //LOG.info("vertex.getVertexID() : "+ vertex.getVertexID().toString()); vertex.getVertexID().write(out); //LOG.info("vertex.getValue() : " + vertex.getValue()); if (vertex.getValue() != null) { //LOG.info("vertexvalue"); out.writeBoolean(true); vertex.getValue().write(out); } else { out.writeBoolean(false); } List<?> outEdges = vertex.getEdges(); out.writeInt(outEdges.size()); //LOG.info("?: " + outEdges.size()); for (Object e : outEdges) { Edge<?, ?> edge = (Edge<?, ?>) e; //LOG.info(" : " + edge); edge.getDestinationVertexID().write(out); if (edge.getValue() != null) { out.writeBoolean(true); edge.getValue().write(out); } else { //LOG.info(",?dge.getValue()==null"); out.writeBoolean(false); } } } else if (isVerticesSizeMessage()) { vertices_size.write(out); } else if (isBoundaryVertexSizeMessage()) { boundaryVertex_size.write(out); } else { vertexId.write(out); } }
From source file:org.apache.hama.graph.Vertex.java
@Override public void write(DataOutput out) throws IOException { if (vertexID == null) { out.writeBoolean(false); } else {/*from ww w . ja va 2s. com*/ out.writeBoolean(true); vertexID.write(out); } if (value == null) { out.writeBoolean(false); } else { out.writeBoolean(true); value.write(out); } if (this.edges == null) { out.writeBoolean(false); } else { out.writeBoolean(true); out.writeInt(this.edges.size()); for (Edge<V, E> edge : this.edges) { edge.getDestinationVertexID().write(out); if (edge.getValue() == null) { out.writeBoolean(false); } else { out.writeBoolean(true); edge.getValue().write(out); } } } out.writeBoolean(votedToHalt); writeState(out); }
From source file:org.apache.hawq.pxf.service.io.GPDBWritable.java
@Override public void write(DataOutput out) throws IOException { int numCol = colType.length; boolean[] nullBits = new boolean[numCol]; int[] colLength = new int[numCol]; byte[] enumType = new byte[numCol]; int[] padLength = new int[numCol]; byte[] padbytes = new byte[8]; /**/*from www . j a va2s .co m*/ * Compute the total payload and header length * header = total length (4 byte), Version (2 byte), Error (1 byte), #col (2 byte) * col type array = #col * 1 byte * null bit array = ceil(#col/8) */ int datlen = 4 + 2 + 1 + 2; datlen += numCol; datlen += getNullByteArraySize(numCol); for (int i = 0; i < numCol; i++) { /* Get the enum type */ DBType coldbtype; switch (DataType.get(colType[i])) { case BIGINT: coldbtype = DBType.BIGINT; break; case BOOLEAN: coldbtype = DBType.BOOLEAN; break; case FLOAT8: coldbtype = DBType.FLOAT8; break; case INTEGER: coldbtype = DBType.INTEGER; break; case REAL: coldbtype = DBType.REAL; break; case SMALLINT: coldbtype = DBType.SMALLINT; break; case BYTEA: coldbtype = DBType.BYTEA; break; default: coldbtype = DBType.TEXT; } enumType[i] = (byte) (coldbtype.ordinal()); /* Get the actual value, and set the null bit */ if (colValue[i] == null) { nullBits[i] = true; colLength[i] = 0; } else { nullBits[i] = false; /* * For fixed length type, we get the fixed length. * For var len binary format, the length is in the col value. * For text format, we must convert encoding first. */ if (!coldbtype.isVarLength()) { colLength[i] = coldbtype.getTypeLength(); } else if (!isTextForm(colType[i])) { colLength[i] = ((byte[]) colValue[i]).length; } else { colLength[i] = ((String) colValue[i]).getBytes(CHARSET).length; } /* calculate and add the type alignment padding */ padLength[i] = roundUpAlignment(datlen, coldbtype.getAlignment()) - datlen; datlen += padLength[i]; /* for variable length type, we add a 4 byte length header */ if (coldbtype.isVarLength()) { datlen += 4; } } datlen += colLength[i]; } /* * Add the final alignment padding for the next record */ int endpadding = roundUpAlignment(datlen, 8) - datlen; datlen += endpadding; /* Construct the packet header */ out.writeInt(datlen); out.writeShort(VERSION); out.writeByte(errorFlag); out.writeShort(numCol); /* Write col type */ for (int i = 0; i < numCol; i++) { out.writeByte(enumType[i]); } /* Nullness */ byte[] nullBytes = boolArrayToByteArray(nullBits); out.write(nullBytes); /* Column Value */ for (int i = 0; i < numCol; i++) { if (!nullBits[i]) { /* Pad the alignment byte first */ if (padLength[i] > 0) { out.write(padbytes, 0, padLength[i]); } /* Now, write the actual column value */ switch (DataType.get(colType[i])) { case BIGINT: out.writeLong(((Long) colValue[i])); break; case BOOLEAN: out.writeBoolean(((Boolean) colValue[i])); break; case FLOAT8: out.writeDouble(((Double) colValue[i])); break; case INTEGER: out.writeInt(((Integer) colValue[i])); break; case REAL: out.writeFloat(((Float) colValue[i])); break; case SMALLINT: out.writeShort(((Short) colValue[i])); break; /* For BYTEA format, add 4byte length header at the beginning */ case BYTEA: out.writeInt(colLength[i]); out.write((byte[]) colValue[i]); break; /* For text format, add 4byte length header. string is already '\0' terminated */ default: { out.writeInt(colLength[i]); byte[] data = ((String) colValue[i]).getBytes(CHARSET); out.write(data); break; } } } } /* End padding */ out.write(padbytes, 0, endpadding); }
From source file:org.apache.horn.core.RecurrentLayeredNeuralNetwork.java
@Override public void write(DataOutput output) throws IOException { super.write(output); output.writeInt(finalLayerIdx);//from w ww . j av a 2 s . co m output.writeFloat(dropRate); // write neuron classes output.writeInt(this.neuronClassList.size()); for (Class<? extends Neuron> clazz : this.neuronClassList) { output.writeUTF(clazz.getName()); } // write squashing functions output.writeInt(this.squashingFunctionList.size()); for (FloatFunction aSquashingFunctionList : this.squashingFunctionList) { WritableUtils.writeString(output, aSquashingFunctionList.getFunctionName()); } // write recurrent step size output.writeInt(this.recurrentStepSize); // write recurrent step size output.writeInt(this.numOutCells); // write recurrent layer list output.writeInt(this.recurrentLayerList.size()); for (Boolean isReccurentLayer : recurrentLayerList) { output.writeBoolean(isReccurentLayer); } // write weight matrices output.writeInt(this.getSizeOfWeightmatrix()); for (List<FloatMatrix> aWeightMatrixLists : this.weightMatrixLists) { for (FloatMatrix aWeightMatrixList : aWeightMatrixLists) { FloatMatrixWritable.write(aWeightMatrixList, output); } } // DO NOT WRITE WEIGHT UPDATE }
From source file:org.apache.jxtadoop.ipc.ConnectionHeader.java
public void write(DataOutput out) throws IOException { Text.writeString(out, (protocol == null) ? "" : protocol); if (ugi != null) { out.writeBoolean(true); ugi.write(out);// w w w. ja v a 2 s. c o m } else { out.writeBoolean(false); } }