Examples with BLangStreamingInput org.wso2.ballerinalang.compiler.tree.clauses.BLangStreamingInput used on opensource projects

Example 1 with BLangStreamingInput

use of org.wso2.ballerinalang.compiler.tree.clauses.BLangStreamingInput in project ballerina by ballerina-lang.

the class SemanticAnalyzer method visit.

public void visit(BLangJoinStreamingInput joinStreamingInput) {
    StreamingInput streamingInput = joinStreamingInput.getStreamingInput();
    if (streamingInput != null) {
        ((BLangStreamingInput) streamingInput).accept(this);
    }
    ExpressionNode expressionNode = joinStreamingInput.getOnExpression();
    if (expressionNode != null) {
        ((BLangExpression) expressionNode).accept(this);
    }
}

Example 2 with BLangStreamingInput

use of org.wso2.ballerinalang.compiler.tree.clauses.BLangStreamingInput in project ballerina by ballerina-lang.

the class TypeChecker method visit.

@Override
public void visit(BLangJoinStreamingInput joinStreamingInput) {
    BLangStreamingInput streamingInput = (BLangStreamingInput) joinStreamingInput.getStreamingInput();
    streamingInput.accept(this);
}

Example 3 with BLangStreamingInput

use of org.wso2.ballerinalang.compiler.tree.clauses.BLangStreamingInput in project ballerina by ballerina-lang.

the class SiddhiQueryBuilder method visit.

@Override
public void visit(BLangStreamingInput streamingInput) {
    streamingInputClause = new StringBuilder();
    streamingInputClause.append(((BLangSimpleVarRef) streamingInput.getStreamReference()).getVariableName().value);
    WhereNode beforeWhereNode = streamingInput.getBeforeStreamingCondition();
    WhereNode afterWhereNode = streamingInput.getAfterStreamingCondition();
    WindowClauseNode windowClauseNode = streamingInput.getWindowClause();
    if (beforeWhereNode != null) {
        ((BLangWhere) beforeWhereNode).accept(this);
        streamingInputClause.append(" ").append(whereClause);
    }
    if (windowClauseNode != null) {
        ((BLangWindow) windowClauseNode).accept(this);
        streamingInputClause.append(" ").append(windowClause);
    }
    if (afterWhereNode != null) {
        ((BLangWhere) afterWhereNode).accept(this);
        streamingInputClause.append(" ").append(whereClause);
    }
    if (streamingInput.getAlias() != null) {
        streamingInputClause.append(" as ").append(streamingInput.getAlias()).append(" ");
    }
    BLangExpression streamReference = (BLangExpression) streamingInput.getStreamReference();
    if (streamReference != null) {
        streamReference.accept(this);
        streamIds.add(varRef);
        varRef = "";
        addInRefs(streamReference);
    }
}

Example 4 with BLangStreamingInput

use of org.wso2.ballerinalang.compiler.tree.clauses.BLangStreamingInput in project ballerina by ballerina-lang.

the class SiddhiQueryBuilder method visit.

@Override
public void visit(BLangJoinStreamingInput joinStreamingInput) {
    BLangBinaryExpr expr = (BLangBinaryExpr) joinStreamingInput.getOnExpression();
    BLangStreamingInput streamingInput = (BLangStreamingInput) joinStreamingInput.getStreamingInput();
    joinStreamingInputClause = new StringBuilder();
    streamingInput.accept(this);
    if (joinStreamingInput.isUnidirectionalBeforeJoin()) {
        joinStreamingInputClause.append(" unidirectional ");
    }
    String joinType = joinStreamingInput.getJoinType();
    joinStreamingInputClause.append(" ").append(joinType).append(" ");
    if (joinStreamingInput.isUnidirectionalAfterJoin()) {
        joinStreamingInputClause.append(" unidirectional ");
    }
    joinStreamingInputClause.append(streamingInputClause).append(" on ");
    binaryExpr = new StringBuilder();
    expr.accept(this);
    joinStreamingInputClause.append(binaryExpr);
}

Example 5 with BLangStreamingInput

use of org.wso2.ballerinalang.compiler.tree.clauses.BLangStreamingInput in project ballerina by ballerina-lang.

the class SiddhiQueryBuilder method visit.

@Override
public void visit(BLangStreamingQueryStatement streamingQueryStatement) {
    siddhiQuery.append("from ");
    StreamingInput streamingInput = streamingQueryStatement.getStreamingInput();
    if (streamingInput != null) {
        ((BLangStreamingInput) streamingInput).accept(this);
        siddhiQuery.append(" ").append(streamingInputClause);
    }
    PatternClause patternClause = streamingQueryStatement.getPatternClause();
    if (patternClause != null) {
        patternStreamingClause = new StringBuilder();
        ((BLangPatternClause) patternClause).accept(this);
        siddhiQuery.append(" ").append(patternStreamingClause);
    }
    JoinStreamingInput joinStreamingInput = streamingQueryStatement.getJoiningInput();
    if (joinStreamingInput != null) {
        ((BLangJoinStreamingInput) joinStreamingInput).accept(this);
        siddhiQuery.append(" ").append(joinStreamingInputClause);
    }
    SelectClauseNode selectClauseNode = streamingQueryStatement.getSelectClause();
    if (selectClauseNode != null) {
        ((BLangSelectClause) selectClauseNode).accept(this);
        siddhiQuery.append(" ").append(selectExprClause);
    }
    OrderByNode orderByNode = streamingQueryStatement.getOrderbyClause();
    if (orderByNode != null) {
        ((BLangOrderBy) orderByNode).accept(this);
        siddhiQuery.append(" ").append(orderByClause);
    }
    OutputRateLimitNode outputRateLimitNode = streamingQueryStatement.getOutputRateLimitNode();
    if (outputRateLimitNode != null) {
        ((BLangOutputRateLimit) outputRateLimitNode).accept(this);
        siddhiQuery.append(" ").append(outputRateLimitClause);
    }
    BLangStreamAction streamActionNode = (BLangStreamAction) streamingQueryStatement.getStreamingAction();
    if (streamActionNode != null) {
        streamActionNode.accept(this);
        siddhiQuery.append(" ").append(streamActionClause);
        siddhiQuery.append(" ; ");
    }
}