Revision 2088 org.gvsig.tools/library/trunk/org.gvsig.tools/org.gvsig.tools.lib/src/main/java/org/gvsig/tools/dataTypes/DataType.java
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*/ |
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package org.gvsig.tools.dataTypes; |
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import org.gvsig.tools.dataTypes.impl.coercion.CoerceToLocale; |
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import org.gvsig.tools.util.LabeledValue; |
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public interface DataType extends LabeledValue<DataType>, org.gvsig.tools.lang.Cloneable {
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public static final int FLAG_NONE = 0; |
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public static final int FLAG_NUMBER = 1; // byte, int, long, float, double, decimal |
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public static final int FLAG_SUPPORT_PRECISION = 2; // byte, int, long, float, double, decimal |
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public static final int FLAG_SUPPORT_SCALE = 4; // float, double, decimal |
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public static final int FLAG_PREDEFINED_PRECISION = 8; // byte, int, long, float, double |
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public static final int FLAG_SUPPORT_SIZE = 16; // String, byte[] |
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public static final int FLAG_FLOATING_POINT = 32; // float, double |
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/** |
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* Without scale asigned |
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*/ |
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public static final int SCALE_NONE = -1; |
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public static final int PRECISION_NONE = -1; |
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public static final int BYTE_MAX_PRECISION = 3; // max byte 255 |
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public static final int BYTE_DEFAULT_PRECISION = BYTE_MAX_PRECISION; |
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public static final int DECIMAL_DEFAULT_PRECISION = 20; |
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public static final int DECIMAL_DEFAULT_SCALE = 3; |
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public static final int LOCALE_DEFAULT_SIZE = CoerceToLocale.LOCALE_DEFAULT_SIZE; |
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public interface NumberPrecisionAndScale {
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public int getPrecision(); |
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public boolean isPredefinedPrecision(); |
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public boolean isFloatingPoint(); |
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public NumberPrecisionAndScale fixPrecisionAndScale(int precision, int scale); |
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public int getFlags(); |
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} |
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