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DuckDBConstant.java
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190 lines (134 loc) · 4.37 KB
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package sqlancer.duckdb.ast;
import java.sql.Timestamp;
import java.text.SimpleDateFormat;
public class DuckDBConstant implements DuckDBExpression {
private DuckDBConstant() {
}
public static class DuckDBNullConstant extends DuckDBConstant {
@Override
public String toString() {
return "NULL";
}
}
public static class DuckDBIntConstant extends DuckDBConstant {
private final long value;
public DuckDBIntConstant(long value) {
this.value = value;
}
@Override
public String toString() {
return String.valueOf(value);
}
public long getValue() {
return value;
}
}
public static class DuckDBDoubleConstant extends DuckDBConstant {
private final double value;
public DuckDBDoubleConstant(double value) {
this.value = value;
}
public double getValue() {
return value;
}
@Override
public String toString() {
if (value == Double.POSITIVE_INFINITY) {
return "'+Inf'";
} else if (value == Double.NEGATIVE_INFINITY) {
return "'-Inf'";
}
return String.valueOf(value);
}
}
public static class DuckDBTextConstant extends DuckDBConstant {
private final String value;
public DuckDBTextConstant(String value) {
this.value = value;
}
public String getValue() {
return value;
}
@Override
public String toString() {
return "'" + value.replace("'", "''") + "'";
}
}
public static class DuckDBBitConstant extends DuckDBConstant {
private final String value;
public DuckDBBitConstant(long value) {
this.value = Long.toBinaryString(value);
}
public String getValue() {
return value;
}
@Override
public String toString() {
return "B'" + value + "'";
}
}
public static class DuckDBDateConstant extends DuckDBConstant {
public String textRepr;
public DuckDBDateConstant(long val) {
Timestamp timestamp = new Timestamp(val);
SimpleDateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd");
textRepr = dateFormat.format(timestamp);
}
public String getValue() {
return textRepr;
}
@Override
public String toString() {
return String.format("DATE '%s'", textRepr);
}
}
public static class DuckDBTimestampConstant extends DuckDBConstant {
public String textRepr;
public DuckDBTimestampConstant(long val) {
Timestamp timestamp = new Timestamp(val);
SimpleDateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
textRepr = dateFormat.format(timestamp);
}
public String getValue() {
return textRepr;
}
@Override
public String toString() {
return String.format("TIMESTAMP '%s'", textRepr);
}
}
public static class DuckDBBooleanConstant extends DuckDBConstant {
private final boolean value;
public DuckDBBooleanConstant(boolean value) {
this.value = value;
}
public boolean getValue() {
return value;
}
@Override
public String toString() {
return String.valueOf(value);
}
}
public static DuckDBExpression createStringConstant(String text) {
return new DuckDBTextConstant(text);
}
public static DuckDBExpression createFloatConstant(double val) {
return new DuckDBDoubleConstant(val);
}
public static DuckDBExpression createIntConstant(long val) {
return new DuckDBIntConstant(val);
}
public static DuckDBExpression createNullConstant() {
return new DuckDBNullConstant();
}
public static DuckDBExpression createBooleanConstant(boolean val) {
return new DuckDBBooleanConstant(val);
}
public static DuckDBExpression createDateConstant(long integer) {
return new DuckDBDateConstant(integer);
}
public static DuckDBExpression createTimestampConstant(long integer) {
return new DuckDBTimestampConstant(integer);
}
}