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MaterializeConstant.java
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516 lines (413 loc) · 14.6 KB
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package sqlancer.materialize.ast;
import java.math.BigDecimal;
import sqlancer.IgnoreMeException;
import sqlancer.materialize.MaterializeSchema.MaterializeDataType;
public abstract class MaterializeConstant implements MaterializeExpression {
public abstract String getTextRepresentation();
public abstract String getUnquotedTextRepresentation();
public static class BooleanConstant extends MaterializeConstant {
private final boolean value;
public BooleanConstant(boolean value) {
this.value = value;
}
@Override
public String getTextRepresentation() {
return value ? "TRUE" : "FALSE";
}
@Override
public MaterializeDataType getExpressionType() {
return MaterializeDataType.BOOLEAN;
}
@Override
public boolean asBoolean() {
return value;
}
@Override
public boolean isBoolean() {
return true;
}
@Override
public MaterializeConstant isEquals(MaterializeConstant rightVal) {
if (rightVal.isNull()) {
return MaterializeConstant.createNullConstant();
} else if (rightVal.isBoolean()) {
return MaterializeConstant.createBooleanConstant(value == rightVal.asBoolean());
} else if (rightVal.isString()) {
return MaterializeConstant
.createBooleanConstant(value == rightVal.cast(MaterializeDataType.BOOLEAN).asBoolean());
} else {
throw new AssertionError(rightVal);
}
}
@Override
protected MaterializeConstant isLessThan(MaterializeConstant rightVal) {
if (rightVal.isNull()) {
return MaterializeConstant.createNullConstant();
} else if (rightVal.isString()) {
return isLessThan(rightVal.cast(MaterializeDataType.BOOLEAN));
} else {
assert rightVal.isBoolean();
return MaterializeConstant.createBooleanConstant((value ? 1 : 0) < (rightVal.asBoolean() ? 1 : 0));
}
}
@Override
public MaterializeConstant cast(MaterializeDataType type) {
switch (type) {
case BOOLEAN:
return this;
case INT:
return MaterializeConstant.createIntConstant(value ? 1 : 0);
case TEXT:
return MaterializeConstant.createTextConstant(value ? "true" : "false");
default:
return null;
}
}
@Override
public String getUnquotedTextRepresentation() {
return getTextRepresentation();
}
}
public static class MaterializeNullConstant extends MaterializeConstant {
@Override
public String getTextRepresentation() {
return "NULL";
}
@Override
public MaterializeDataType getExpressionType() {
return null;
}
@Override
public boolean isNull() {
return true;
}
@Override
public MaterializeConstant isEquals(MaterializeConstant rightVal) {
return MaterializeConstant.createNullConstant();
}
@Override
protected MaterializeConstant isLessThan(MaterializeConstant rightVal) {
return MaterializeConstant.createNullConstant();
}
@Override
public MaterializeConstant cast(MaterializeDataType type) {
return MaterializeConstant.createNullConstant();
}
@Override
public String getUnquotedTextRepresentation() {
return getTextRepresentation();
}
}
public static class StringConstant extends MaterializeConstant {
private final String value;
public StringConstant(String value) {
this.value = value;
}
@Override
public String getTextRepresentation() {
return String.format("'%s'", value.replace("'", "''"));
}
@Override
public MaterializeConstant isEquals(MaterializeConstant rightVal) {
if (rightVal.isNull()) {
return MaterializeConstant.createNullConstant();
} else if (rightVal.isInt()) {
return cast(MaterializeDataType.INT).isEquals(rightVal.cast(MaterializeDataType.INT));
} else if (rightVal.isBoolean()) {
return cast(MaterializeDataType.BOOLEAN).isEquals(rightVal.cast(MaterializeDataType.BOOLEAN));
} else if (rightVal.isString()) {
return MaterializeConstant.createBooleanConstant(value.contentEquals(rightVal.asString()));
} else {
throw new AssertionError(rightVal);
}
}
@Override
protected MaterializeConstant isLessThan(MaterializeConstant rightVal) {
if (rightVal.isNull()) {
return MaterializeConstant.createNullConstant();
} else if (rightVal.isInt()) {
return cast(MaterializeDataType.INT).isLessThan(rightVal.cast(MaterializeDataType.INT));
} else if (rightVal.isBoolean()) {
return cast(MaterializeDataType.BOOLEAN).isLessThan(rightVal.cast(MaterializeDataType.BOOLEAN));
} else if (rightVal.isString()) {
return MaterializeConstant.createBooleanConstant(value.compareTo(rightVal.asString()) < 0);
} else {
throw new AssertionError(rightVal);
}
}
@Override
public MaterializeConstant cast(MaterializeDataType type) {
if (type == MaterializeDataType.TEXT) {
return this;
}
String s = value.trim();
switch (type) {
case BOOLEAN:
try {
return MaterializeConstant.createBooleanConstant(Long.parseLong(s) != 0);
} catch (NumberFormatException e) {
}
switch (s.toUpperCase()) {
case "T":
case "TR":
case "TRU":
case "TRUE":
case "1":
case "YES":
case "YE":
case "Y":
case "ON":
return MaterializeConstant.createTrue();
case "F":
case "FA":
case "FAL":
case "FALS":
case "FALSE":
case "N":
case "NO":
case "OF":
case "OFF":
default:
return MaterializeConstant.createFalse();
}
case INT:
try {
return MaterializeConstant.createIntConstant(Long.parseLong(s));
} catch (NumberFormatException e) {
return MaterializeConstant.createIntConstant(-1);
}
case TEXT:
return this;
default:
return null;
}
}
@Override
public MaterializeDataType getExpressionType() {
return MaterializeDataType.TEXT;
}
@Override
public boolean isString() {
return true;
}
@Override
public String asString() {
return value;
}
@Override
public String getUnquotedTextRepresentation() {
return value;
}
}
public static class IntConstant extends MaterializeConstant {
private final long val;
public IntConstant(long val) {
this.val = val;
}
@Override
public String getTextRepresentation() {
return String.valueOf(val);
}
@Override
public MaterializeDataType getExpressionType() {
return MaterializeDataType.INT;
}
@Override
public long asInt() {
return val;
}
@Override
public boolean isInt() {
return true;
}
@Override
public MaterializeConstant isEquals(MaterializeConstant rightVal) {
if (rightVal.isNull()) {
return MaterializeConstant.createNullConstant();
} else if (rightVal.isBoolean()) {
return cast(MaterializeDataType.BOOLEAN).isEquals(rightVal);
} else if (rightVal.isInt()) {
return MaterializeConstant.createBooleanConstant(val == rightVal.asInt());
} else if (rightVal.isString()) {
return MaterializeConstant.createBooleanConstant(val == rightVal.cast(MaterializeDataType.INT).asInt());
} else {
throw new AssertionError(rightVal);
}
}
@Override
protected MaterializeConstant isLessThan(MaterializeConstant rightVal) {
if (rightVal.isNull()) {
return MaterializeConstant.createNullConstant();
} else if (rightVal.isInt()) {
return MaterializeConstant.createBooleanConstant(val < rightVal.asInt());
} else if (rightVal.isBoolean()) {
throw new AssertionError(rightVal);
} else if (rightVal.isString()) {
return MaterializeConstant.createBooleanConstant(val < rightVal.cast(MaterializeDataType.INT).asInt());
} else {
throw new IgnoreMeException();
}
}
@Override
public MaterializeConstant cast(MaterializeDataType type) {
switch (type) {
case BOOLEAN:
return MaterializeConstant.createBooleanConstant(val != 0);
case INT:
return this;
case TEXT:
return MaterializeConstant.createTextConstant(String.valueOf(val));
default:
return null;
}
}
@Override
public String getUnquotedTextRepresentation() {
return getTextRepresentation();
}
}
public static MaterializeConstant createNullConstant() {
return new MaterializeNullConstant();
}
public String asString() {
throw new UnsupportedOperationException(this.toString());
}
public boolean isString() {
return false;
}
public static MaterializeConstant createIntConstant(long val) {
return new IntConstant(val);
}
public static MaterializeConstant createBooleanConstant(boolean val) {
return new BooleanConstant(val);
}
@Override
public MaterializeConstant getExpectedValue() {
return this;
}
public boolean isNull() {
return false;
}
public boolean asBoolean() {
throw new UnsupportedOperationException(this.toString());
}
public static MaterializeConstant createFalse() {
return createBooleanConstant(false);
}
public static MaterializeConstant createTrue() {
return createBooleanConstant(true);
}
public long asInt() {
throw new UnsupportedOperationException(this.toString());
}
public boolean isBoolean() {
return false;
}
public abstract MaterializeConstant isEquals(MaterializeConstant rightVal);
public boolean isInt() {
return false;
}
protected abstract MaterializeConstant isLessThan(MaterializeConstant rightVal);
@Override
public String toString() {
return getTextRepresentation();
}
public abstract MaterializeConstant cast(MaterializeDataType type);
public static MaterializeConstant createTextConstant(String string) {
return new StringConstant(string);
}
public abstract static class MaterializeConstantBase extends MaterializeConstant {
@Override
public String getUnquotedTextRepresentation() {
return null;
}
@Override
public MaterializeConstant isEquals(MaterializeConstant rightVal) {
return null;
}
@Override
protected MaterializeConstant isLessThan(MaterializeConstant rightVal) {
return null;
}
@Override
public MaterializeConstant cast(MaterializeDataType type) {
return null;
}
}
public static class DecimalConstant extends MaterializeConstantBase {
private final BigDecimal val;
public DecimalConstant(BigDecimal val) {
this.val = val;
}
@Override
public String getTextRepresentation() {
return String.valueOf(val);
}
@Override
public MaterializeDataType getExpressionType() {
return MaterializeDataType.DECIMAL;
}
}
public static class FloatConstant extends MaterializeConstantBase {
private final float val;
public FloatConstant(float val) {
this.val = val;
}
@Override
public String getTextRepresentation() {
if (Double.isFinite(val)) {
return String.valueOf(val);
} else {
return "'" + val + "'";
}
}
@Override
public MaterializeDataType getExpressionType() {
return MaterializeDataType.FLOAT;
}
}
public static class DoubleConstant extends MaterializeConstantBase {
private final double val;
public DoubleConstant(double val) {
this.val = val;
}
@Override
public String getTextRepresentation() {
if (Double.isFinite(val)) {
return String.valueOf(val);
} else {
return "'" + val + "'";
}
}
@Override
public MaterializeDataType getExpressionType() {
return MaterializeDataType.FLOAT;
}
}
public static class BitConstant extends MaterializeConstantBase {
private final long val;
public BitConstant(long val) {
this.val = val;
}
@Override
public String getTextRepresentation() {
return String.format("%d", val);
}
@Override
public MaterializeDataType getExpressionType() {
return MaterializeDataType.BIT;
}
}
public static MaterializeConstant createDecimalConstant(BigDecimal bigDecimal) {
return new DecimalConstant(bigDecimal);
}
public static MaterializeConstant createFloatConstant(float val) {
return new FloatConstant(val);
}
public static MaterializeConstant createDoubleConstant(double val) {
return new DoubleConstant(val);
}
public static MaterializeExpression createBitConstant(long integer) {
return new BitConstant(integer);
}
}