Java Code Examples for org.apache.flink.shaded.guava18.com.google.common.base.Strings

The following examples show how to use org.apache.flink.shaded.guava18.com.google.common.base.Strings. These examples are extracted from open source projects. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source Project: Flink-CEPplus   Source File: CassandraInputFormatBase.java    License: Apache License 2.0 5 votes vote down vote up 
public CassandraInputFormatBase(String query, ClusterBuilder builder){
	Preconditions.checkArgument(!Strings.isNullOrEmpty(query), "Query cannot be null or empty");
	Preconditions.checkNotNull(builder, "Builder cannot be null");

	this.query = query;
	this.builder = builder;
}
Example 2
Source Project: flink   Source File: CassandraInputFormatBase.java    License: Apache License 2.0 5 votes vote down vote up 
public CassandraInputFormatBase(String query, ClusterBuilder builder){
	Preconditions.checkArgument(!Strings.isNullOrEmpty(query), "Query cannot be null or empty");
	Preconditions.checkNotNull(builder, "Builder cannot be null");

	this.query = query;
	this.builder = builder;
}
Example 3
Source Project: sylph   Source File: KafkaSink09.java    License: Apache License 2.0 5 votes vote down vote up 
public KafkaSink09(SinkContext context, Kafka09SinkConfig config)
{
    schema = context.getSchema();
    if (!Strings.isNullOrEmpty(config.idField)) {
        int fieldIndex = schema.getFieldIndex(config.idField);
        checkState(fieldIndex != -1, config.idField + " does not exist, only " + schema.getFields());
        this.idIndex = fieldIndex;
    }
    this.config = config;
    this.topic = config.topics;
}
Example 4
Source Project: flink   Source File: CassandraInputFormatBase.java    License: Apache License 2.0 5 votes vote down vote up 
public CassandraInputFormatBase(String query, ClusterBuilder builder){
	Preconditions.checkArgument(!Strings.isNullOrEmpty(query), "Query cannot be null or empty");
	Preconditions.checkNotNull(builder, "Builder cannot be null");

	this.query = query;
	this.builder = builder;
}
Example 5
Source Project: flink   Source File: FlinkPreparingTableBase.java    License: Apache License 2.0 5 votes vote down vote up 
/**
 * Returns the digest of the {@link TableSource} instance.
 */
protected List<String> explainSourceAsString(TableSource<?> ts) {
	String tsDigest = ts.explainSource();
	if (!Strings.isNullOrEmpty(tsDigest)) {
		return ImmutableList.<String>builder()
			.addAll(Util.skipLast(names))
			.add(String.format("%s, source: [%s]", Util.last(names), tsDigest))
			.build();
	} else {
		return names;
	}
}
Example 6
Source Project: flink   Source File: ProcessPythonEnvironmentManager.java    License: Apache License 2.0 5 votes vote down vote up 
private static void appendToPythonPath(Map<String, String> env, List<String> pythonDependencies) {
	if (pythonDependencies.isEmpty()) {
		return;
	}

	String pythonDependencyPath = String.join(File.pathSeparator, pythonDependencies);
	String pythonPath = env.get("PYTHONPATH");
	if (Strings.isNullOrEmpty(pythonPath)) {
		env.put("PYTHONPATH", pythonDependencyPath);
	} else {
		env.put("PYTHONPATH", String.join(File.pathSeparator, pythonDependencyPath, pythonPath));
	}
}