本文整理了Java中net.sf.jsqlparser.expression.Function.isDistinct()方法的一些代码示例，展示了Function.isDistinct()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。Function.isDistinct()方法的具体详情如下：
包路径：net.sf.jsqlparser.expression.Function
类名称：Function
方法名：isDistinct

Function.isDistinct介绍

[英]true if the function is "distinct"
[中]如果函数是“不同的”，则为true

代码示例

代码示例来源：origin: alibaba/mdrill

public String toString() {
    String params = "";
    
    if(allColumns) {
      params = "(*)";
    }
    else if(parameters != null) {
      params = parameters.toString();
      if (isDistinct()) {
        params = params.replaceFirst("\\(", "(DISTINCT ");
      } 
    }
    
    String ans = name+""+params+"";
    
    if(isEscaped) {
      ans = "{fn "+ans+"}"; 
    }
    
    return ans;
  }
}

代码示例来源：origin: alibaba/mdrill

public void visit(Function function) {
  if (function.isEscaped()) {
    buffer.append("{fn ");
  }
  buffer.append(function.getName());
  if (function.isAllColumns()) {
    buffer.append("(*)");
  } else if (function.getParameters() == null) {
    buffer.append("()");
  } else {
    boolean oldUseBracketsInExprList = useBracketsInExprList;
    if (function.isDistinct()) {
      useBracketsInExprList = false;
      buffer.append("(DISTINCT ");
    }
    visit(function.getParameters());
    useBracketsInExprList = oldUseBracketsInExprList;
    if (function.isDistinct()) {
      buffer.append(")");
    }
  }
  if (function.isEscaped()) {
    buffer.append("}");
  }
}

代码示例来源：origin: JSQLParser/JSqlParser

if(parameters != null){
  params = parameters.toString();
  if (isDistinct()) {
    params = params.replaceFirst("\\(", "(DISTINCT ");
  } else if (isAllColumns()) {

代码示例来源：origin: JSQLParser/JSqlParser

} else {
  boolean oldUseBracketsInExprList = useBracketsInExprList;
  if (function.isDistinct()) {
    useBracketsInExprList = false;
    buffer.append("(DISTINCT ");
  if (function.isDistinct() || function.isAllColumns()) {
    buffer.append(")");

代码示例来源：origin: org.opencadc/cadc-jsqlparser-compat

public String toString() {
    String params = "";
    
    if(allColumns) {
      params = "(*)";
    }
    else if(parameters != null) {
      params = parameters.toString();
      if (isDistinct()) {
        params = params.replaceFirst("\\(", "(DISTINCT ");
      } 
    }
    
    String ans = name+""+params+"";
    
    if(isEscaped) {
      ans = "{fn "+ans+"}"; 
    }
    
    return ans;
  }
}

代码示例来源：origin: org.opencadc/cadc-jsqlparser-compat

public void visit(Function function) {
  if (function.isEscaped()) {
    buffer.append("{fn ");
  }
  buffer.append(function.getName());
  if (function.isAllColumns()) {
    buffer.append("(*)");
  } else if (function.getParameters() == null) {
    buffer.append("()");
  } else {
    boolean oldUseBracketsInExprList = useBracketsInExprList;
    if (function.isDistinct()) {
      useBracketsInExprList = false;
      buffer.append("(DISTINCT ");
    }
    visit(function.getParameters());
    useBracketsInExprList = oldUseBracketsInExprList;
    if (function.isDistinct()) {
      buffer.append(")");
    }
  }
  if (function.isEscaped()) {
    buffer.append("}");
  }
}

代码示例来源：origin: com.eas.platypus/platypus-js-sql-parser

public void visit(Function function) {
  if (function.isEscaped()) {
    buffer.append(function.getCommentBeginEscaped() != null ? function.getCommentBeginEscaped() + " " + ExpressionDeParser.LINE_SEPARATOR : "").append("{fn ");
  }
  buffer.append(function.getCommentName() != null ? function.getCommentName() + " " + ExpressionDeParser.LINE_SEPARATOR : "").append(function.getName());
  if (function.isAllColumns()) {
    buffer.append(function.getCommentBeginEscaped() != null ? function.getCommentBeginBracket() + " " + ExpressionDeParser.LINE_SEPARATOR : "").append("(").append(function.getCommentBeginEscaped() != null ? function.getCommentAllColumns() + " " + ExpressionDeParser.LINE_SEPARATOR : "").append("*").append(function.getCommentBeginEscaped() != null ? function.getCommentEndBracket() + " " + ExpressionDeParser.LINE_SEPARATOR : "").append(")");
  } else if (function.getParameters() == null) {
    buffer.append(function.getCommentBeginEscaped() != null ? function.getCommentBeginBracket() + " " + ExpressionDeParser.LINE_SEPARATOR : "").append("(").append(function.getCommentEndEscaped() != null ? function.getCommentEndBracket() + " " + ExpressionDeParser.LINE_SEPARATOR : "").append(")");
  } else {
    boolean oldUseBracketsInExprList = useBracketsInExprList;
    if (function.isDistinct()) {
      useBracketsInExprList = false;
      buffer.append(function.getCommentBeginEscaped() != null ? function.getCommentBeginBracket() + " " + ExpressionDeParser.LINE_SEPARATOR : "").append("(").append(function.getCommentDistinct() != null ? function.getCommentDistinct() + " " + ExpressionDeParser.LINE_SEPARATOR : "").append("Distinct ");
    }
    visit(function.getParameters());
    useBracketsInExprList = oldUseBracketsInExprList;
    if (function.isDistinct()) {
      buffer.append(function.getCommentBeginEscaped() != null ? function.getCommentEndBracket() + " " + ExpressionDeParser.LINE_SEPARATOR : "").append(")");
    }
  }
  if (function.isEscaped()) {
    buffer.append(function.getCommentEndEscaped() != null ? function.getCommentEndEscaped() + " " + ExpressionDeParser.LINE_SEPARATOR : "").append("}");
  }
}

代码示例来源：origin: com.github.jsqlparser/jsqlparser

if(parameters != null){
  params = parameters.toString();
  if (isDistinct()) {
    params = params.replaceFirst("\\(", "(DISTINCT ");
  } else if (isAllColumns()) {

代码示例来源：origin: com.github.jsqlparser/jsqlparser

} else {
  boolean oldUseBracketsInExprList = useBracketsInExprList;
  if (function.isDistinct()) {
    useBracketsInExprList = false;
    buffer.append("(DISTINCT ");
  if (function.isDistinct() || function.isAllColumns()) {
    buffer.append(")");

代码示例来源：origin: com.eas.platypus/platypus-js-sql-parser

public String toString() {
  String params = "";
  if (allColumns) {
    params = (getCommentBeginBracket() != null ? " " + getCommentBeginBracket() + " " : "") + "("
        + (getCommentAllColumns() != null ? getCommentAllColumns() + " " : "") + "*"
        + (getCommentEndBracket() != null ? " " + getCommentEndBracket() + " " : "") + ")";
  } else if (parameters != null) {
    params = (getCommentBeginBracket() != null ? " " + getCommentBeginBracket() + " " : "") + parameters.toString();
    if (isDistinct()) {
      params = params.replaceFirst("\\(", "(" + (getCommentDistinct() != null ? getCommentDistinct() + " " : "")
          + "DISTINCT ");
    }
  } else {
    params = (getCommentBeginBracket() != null ? " " + getCommentBeginBracket() + " " : "") + "("
        + (getCommentEndBracket() != null ? getCommentEndBracket() + " " : "") + ")";
  }
  String ans = (getCommentName() != null ? getCommentName() + " " : "") + name + "" + params + "";
  if (isEscaped) {
    ans = (getCommentBeginEscaped() != null ? getCommentBeginEscaped() + " " : "") + "{fn "
        + ans + (getCommentEndEscaped() != null ? " " + getCommentEndEscaped() + " " : "") + "}";
  }
  return ans;
}