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Example 1 with BLangWindow

use of org.wso2.ballerinalang.compiler.tree.clauses.BLangWindow 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);
    }
}
Also used : BLangSimpleVarRef(org.wso2.ballerinalang.compiler.tree.expressions.BLangSimpleVarRef) BLangWindow(org.wso2.ballerinalang.compiler.tree.clauses.BLangWindow) WhereNode(org.ballerinalang.model.tree.clauses.WhereNode) WindowClauseNode(org.ballerinalang.model.tree.clauses.WindowClauseNode) BLangWhere(org.wso2.ballerinalang.compiler.tree.clauses.BLangWhere) BLangExpression(org.wso2.ballerinalang.compiler.tree.expressions.BLangExpression)

Example 2 with BLangWindow

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

the class SemanticAnalyzer method visit.

public void visit(BLangStreamingInput streamingInput) {
    BLangExpression streamRef = (BLangExpression) streamingInput.getStreamReference();
    typeChecker.checkExpr(streamRef, env);
    WhereNode beforeWhereNode = streamingInput.getBeforeStreamingCondition();
    if (beforeWhereNode != null) {
        ((BLangWhere) beforeWhereNode).accept(this);
    }
    WindowClauseNode windowClauseNode = streamingInput.getWindowClause();
    if (windowClauseNode != null) {
        ((BLangWindow) windowClauseNode).accept(this);
    }
    WhereNode afterWhereNode = streamingInput.getAfterStreamingCondition();
    if (afterWhereNode != null) {
        ((BLangWhere) afterWhereNode).accept(this);
    }
}
Also used : BLangWindow(org.wso2.ballerinalang.compiler.tree.clauses.BLangWindow) WhereNode(org.ballerinalang.model.tree.clauses.WhereNode) WindowClauseNode(org.ballerinalang.model.tree.clauses.WindowClauseNode) BLangWhere(org.wso2.ballerinalang.compiler.tree.clauses.BLangWhere) BLangExpression(org.wso2.ballerinalang.compiler.tree.expressions.BLangExpression)

Example 3 with BLangWindow

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

the class SemanticAnalyzer method visit.

public void visit(BLangWindow windowClause) {
    ExpressionNode expressionNode = windowClause.getFunctionInvocation();
    ((BLangExpression) expressionNode).accept(this);
}
Also used : SelectExpressionNode(org.ballerinalang.model.tree.clauses.SelectExpressionNode) ExpressionNode(org.ballerinalang.model.tree.expressions.ExpressionNode) BLangExpression(org.wso2.ballerinalang.compiler.tree.expressions.BLangExpression)

Aggregations

BLangExpression (org.wso2.ballerinalang.compiler.tree.expressions.BLangExpression)3 WhereNode (org.ballerinalang.model.tree.clauses.WhereNode)2 WindowClauseNode (org.ballerinalang.model.tree.clauses.WindowClauseNode)2 BLangWhere (org.wso2.ballerinalang.compiler.tree.clauses.BLangWhere)2 BLangWindow (org.wso2.ballerinalang.compiler.tree.clauses.BLangWindow)2 SelectExpressionNode (org.ballerinalang.model.tree.clauses.SelectExpressionNode)1 ExpressionNode (org.ballerinalang.model.tree.expressions.ExpressionNode)1 BLangSimpleVarRef (org.wso2.ballerinalang.compiler.tree.expressions.BLangSimpleVarRef)1