How to use

getMaximumNumberOfIterations

method

in

org.apache.flink.api.common.operators.base.DeltaIterationBase

/**
 * Creates a new node with a single input for the optimizer plan.
 * 
 * @param iteration The iteration operator that the node represents.
 */
public WorksetIterationNode(DeltaIterationBase<?, ?> iteration) {
  super(iteration);
  
  final int[] ssKeys = iteration.getSolutionSetKeyFields();
  if (ssKeys == null || ssKeys.length == 0) {
    throw new CompilerException("Invalid WorksetIteration: No key fields defined for the solution set.");
  }
  this.solutionSetKeyFields = new FieldList(ssKeys);
  this.partitionedProperties = new GlobalProperties();
  this.partitionedProperties.setHashPartitioned(this.solutionSetKeyFields);
  
  int weight = iteration.getMaximumNumberOfIterations() > 0 ? 
    iteration.getMaximumNumberOfIterations() : DEFAULT_COST_WEIGHT;
    
  if (weight > OptimizerNode.MAX_DYNAMIC_PATH_COST_WEIGHT) {
    weight = OptimizerNode.MAX_DYNAMIC_PATH_COST_WEIGHT;
  }
  this.costWeight = weight; 
  
  this.dataProperties = Collections.<OperatorDescriptorDual>singletonList(new WorksetOpDescriptor(this.solutionSetKeyFields));
}

ConvergenceCriterion<Value> convCriterion = (ConvergenceCriterion<Value>) iteration.getAggregators().getConvergenceCriterion();
final int maxIterations = iteration.getMaximumNumberOfIterations();

final int maxNumIterations = iterNode.getIterationNode().getIterationContract().getMaximumNumberOfIterations();
if (maxNumIterations < 1) {
  throw new CompilerException("Cannot create workset iteration with unspecified maximum number of iterations.");

assertEquals(numIterations, iteration.getMaximumNumberOfIterations());
assertArrayEquals(iterationKeys, iteration.getSolutionSetKeyFields());
assertEquals(iterationParallelism, iteration.getParallelism());

/**
 * Creates a new node with a single input for the optimizer plan.
 * 
 * @param iteration The iteration operator that the node represents.
 */
public WorksetIterationNode(DeltaIterationBase<?, ?> iteration) {
  super(iteration);
  
  final int[] ssKeys = iteration.getSolutionSetKeyFields();
  if (ssKeys == null || ssKeys.length == 0) {
    throw new CompilerException("Invalid WorksetIteration: No key fields defined for the solution set.");
  }
  this.solutionSetKeyFields = new FieldList(ssKeys);
  this.partitionedProperties = new GlobalProperties();
  this.partitionedProperties.setHashPartitioned(this.solutionSetKeyFields);
  
  int weight = iteration.getMaximumNumberOfIterations() > 0 ? 
    iteration.getMaximumNumberOfIterations() : DEFAULT_COST_WEIGHT;
    
  if (weight > OptimizerNode.MAX_DYNAMIC_PATH_COST_WEIGHT) {
    weight = OptimizerNode.MAX_DYNAMIC_PATH_COST_WEIGHT;
  }
  this.costWeight = weight; 
  
  this.dataProperties = Collections.<OperatorDescriptorDual>singletonList(new WorksetOpDescriptor(this.solutionSetKeyFields));
}

/**
 * Creates a new node with a single input for the optimizer plan.
 * 
 * @param iteration The iteration operator that the node represents.
 */
public WorksetIterationNode(DeltaIterationBase<?, ?> iteration) {
  super(iteration);
  
  final int[] ssKeys = iteration.getSolutionSetKeyFields();
  if (ssKeys == null || ssKeys.length == 0) {
    throw new CompilerException("Invalid WorksetIteration: No key fields defined for the solution set.");
  }
  this.solutionSetKeyFields = new FieldList(ssKeys);
  this.partitionedProperties = new GlobalProperties();
  this.partitionedProperties.setHashPartitioned(this.solutionSetKeyFields);
  
  int weight = iteration.getMaximumNumberOfIterations() > 0 ? 
    iteration.getMaximumNumberOfIterations() : DEFAULT_COST_WEIGHT;
    
  if (weight > OptimizerNode.MAX_DYNAMIC_PATH_COST_WEIGHT) {
    weight = OptimizerNode.MAX_DYNAMIC_PATH_COST_WEIGHT;
  }
  this.costWeight = weight; 
  
  this.dataProperties = Collections.<OperatorDescriptorDual>singletonList(new WorksetOpDescriptor(this.solutionSetKeyFields));
}

/**
 * Creates a new node with a single input for the optimizer plan.
 * 
 * @param iteration The iteration operator that the node represents.
 */
public WorksetIterationNode(DeltaIterationBase<?, ?> iteration) {
  super(iteration);
  
  final int[] ssKeys = iteration.getSolutionSetKeyFields();
  if (ssKeys == null || ssKeys.length == 0) {
    throw new CompilerException("Invalid WorksetIteration: No key fields defined for the solution set.");
  }
  this.solutionSetKeyFields = new FieldList(ssKeys);
  this.partitionedProperties = new GlobalProperties();
  this.partitionedProperties.setHashPartitioned(this.solutionSetKeyFields);
  
  int weight = iteration.getMaximumNumberOfIterations() > 0 ? 
    iteration.getMaximumNumberOfIterations() : DEFAULT_COST_WEIGHT;
    
  if (weight > OptimizerNode.MAX_DYNAMIC_PATH_COST_WEIGHT) {
    weight = OptimizerNode.MAX_DYNAMIC_PATH_COST_WEIGHT;
  }
  this.costWeight = weight; 
  
  this.dataProperties = Collections.<OperatorDescriptorDual>singletonList(new WorksetOpDescriptor(this.solutionSetKeyFields));
}

/**
 * Creates a new node with a single input for the optimizer plan.
 * 
 * @param iteration The iteration operator that the node represents.
 */
public WorksetIterationNode(DeltaIterationBase<?, ?> iteration) {
  super(iteration);
  
  final int[] ssKeys = iteration.getSolutionSetKeyFields();
  if (ssKeys == null || ssKeys.length == 0) {
    throw new CompilerException("Invalid WorksetIteration: No key fields defined for the solution set.");
  }
  this.solutionSetKeyFields = new FieldList(ssKeys);
  this.partitionedProperties = new GlobalProperties();
  this.partitionedProperties.setHashPartitioned(this.solutionSetKeyFields);
  
  int weight = iteration.getMaximumNumberOfIterations() > 0 ? 
    iteration.getMaximumNumberOfIterations() : DEFAULT_COST_WEIGHT;
    
  if (weight > OptimizerNode.MAX_DYNAMIC_PATH_COST_WEIGHT) {
    weight = OptimizerNode.MAX_DYNAMIC_PATH_COST_WEIGHT;
  }
  this.costWeight = weight; 
  
  this.dataProperties = Collections.<OperatorDescriptorDual>singletonList(new WorksetOpDescriptor(this.solutionSetKeyFields));
}

ConvergenceCriterion<Value> convCriterion = (ConvergenceCriterion<Value>) iteration.getAggregators().getConvergenceCriterion();
final int maxIterations = iteration.getMaximumNumberOfIterations();

ConvergenceCriterion<Value> convCriterion = (ConvergenceCriterion<Value>) iteration.getAggregators().getConvergenceCriterion();
final int maxIterations = iteration.getMaximumNumberOfIterations();

final int maxNumIterations = iterNode.getIterationNode().getIterationContract().getMaximumNumberOfIterations();
if (maxNumIterations < 1) {
  throw new CompilerException("Cannot create workset iteration with unspecified maximum number of iterations.");

final int maxNumIterations = iterNode.getIterationNode().getIterationContract().getMaximumNumberOfIterations();
if (maxNumIterations < 1) {
  throw new CompilerException("Cannot create workset iteration with unspecified maximum number of iterations.");

final int maxNumIterations = iterNode.getIterationNode().getIterationContract().getMaximumNumberOfIterations();
if (maxNumIterations < 1) {
  throw new CompilerException("Cannot create workset iteration with unspecified maximum number of iterations.");

final int maxNumIterations = iterNode.getIterationNode().getIterationContract().getMaximumNumberOfIterations();
if (maxNumIterations < 1) {
  throw new CompilerException("Cannot create workset iteration with unspecified maximum number of iterations.");