litesoft
@ 947
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// This Source Code is in the Public Domain per: http://unlicense.org package org.litesoft.core.simpletypes.nonpublic; import org.litesoft.commonfoundation.typeutils.*; import org.litesoft.core.simpletypes.*; @SuppressWarnings("deprecation") public class LL_FloatingPointLong<T extends LL_FloatingPointLong<T>> extends CompareSupport<T> implements SimpleType { protected /* final */ long mValue; protected /* final */ int mDecimalPlaces; @SuppressWarnings({"deprecation", "UnusedDeclaration"}) @Deprecated /** for Serialization */ protected LL_FloatingPointLong() { } public LL_FloatingPointLong( long pValue, int pDecimalPlaces ) { mValue = pValue; mDecimalPlaces = pDecimalPlaces; } public long getLongValue() { return mValue; } public int getDecimalPlaces() { return mDecimalPlaces; } @SuppressWarnings("unchecked") @Override public boolean equals( Object o ) { return (this == o) || // ((o instanceof LL_FloatingPointLong<?>) && equalsNonNull( (LL_FloatingPointLong<T>) o )); } public boolean equals( LL_FloatingPointLong<T> them ) { return (this == them) || // ((them != null) // && equalsNonNull( them ) // ); } private boolean equalsNonNull( LL_FloatingPointLong<T> them ) { int maxDecimals = Math.max( this.mDecimalPlaces, them.mDecimalPlaces ); return adjustDecimalPlacesFromTo( this.mValue, this.mDecimalPlaces, maxDecimals ) == // adjustDecimalPlacesFromTo( them.mValue, them.mDecimalPlaces, maxDecimals ); } @Override public int hashCode() { return hashCodeEm( calcHashCode( mValue ), // calcHashCode( mDecimalPlaces ) ); } public int compareTo( T them ) { int maxDecimals = Math.max( this.mDecimalPlaces, them.mDecimalPlaces ); return compare( adjustDecimalPlacesFromTo( this.mValue, this.mDecimalPlaces, maxDecimals ), // adjustDecimalPlacesFromTo( them.mValue, them.mDecimalPlaces, maxDecimals ) ); } protected static long adjustDecimalPlacesFromTo( long pValue, int pCurDecimals, int pNewDecimals ) { for (; pNewDecimals > pCurDecimals; pCurDecimals++ ) { pValue *= 10L; } for (; pNewDecimals < pCurDecimals; pCurDecimals-- ) { pValue /= 10L; } return pValue; } public void minimizeDecimalPlaces() { for (; mDecimalPlaces < 0; mDecimalPlaces++ ) { mValue *= 10L; } for (; mDecimalPlaces > 0; mDecimalPlaces-- ) { long pValue = mValue / 10L; if ( mValue != (pValue * 10L) ) { return; } mValue = pValue; } } @Override public String toString() { return toRawString(); } public String toRawString() { return getToStringParts().toString(); } protected DecimalToStringParts getToStringParts() { return new DecimalToStringParts( mValue, mDecimalPlaces ); } @SuppressWarnings("deprecation") public static <T extends LL_FloatingPointLong<T>> LL_FloatingPointLong<T> LLparse( NumericFormatControl pFormatControl, String pString ) { int decimalplaces = 0; long value; boolean negate = false; if ( pFormatControl == null ) { pFormatControl = NumericFormatControl.JUST_DOT; } char zDecimalSeparator = pFormatControl.getDecimalSeparator(); char zThousandsSeparator = pFormatControl.getThousandsSeparator(); if ( (zThousandsSeparator == 0) && (zDecimalSeparator != ',') ) { zThousandsSeparator = ','; } String str = pString = Strings.noEmpty( pString ); if ( str == null ) { return null; } if ( str.startsWith( "+" ) ) { str = str.substring( 1 ).trim(); } else if ( pString.endsWith( "+" ) ) { str = str.substring( 0, str.length() - 1 ).trim(); } else if ( str.startsWith( "-" ) ) { negate = true; str = str.substring( 1 ).trim(); } else if ( pString.endsWith( "-" ) ) { negate = true; str = str.substring( 0, str.length() - 1 ).trim(); } int decimalAt = str.indexOf( zDecimalSeparator ); if ( decimalAt == -1 ) { str = clean( str, zThousandsSeparator ); } else { String fractional = clean( str.substring( decimalAt + 1 ), zThousandsSeparator ); str = clean( str.substring( 0, decimalAt ), zThousandsSeparator ) + fractional; decimalplaces = fractional.length(); } try { value = Long.parseLong( str ); } catch ( NumberFormatException e ) { throw new IllegalArgumentException( "Unable to parse '" + pString + "', " + e.getMessage() ); } return new LL_FloatingPointLong<T>( negate ? -value : value, decimalplaces ); } private static String clean( String pStr, char pThousandsSeparator ) { for ( int at; -1 != (at = pStr.indexOf( pThousandsSeparator )); ) { pStr = pStr.substring( 0, at ) + pStr.substring( at + 1 ); } return pStr; } // todo: Math support... } |
Commits for litesoft/trunk/Java/core/Anywhere/src/org/litesoft/core/simpletypes/nonpublic/LL_FloatingPointLong.java
Revision | Author | Commited | Message |
---|---|---|---|
947 Diff | GeorgeS | Fri 06 Jun, 2014 23:36:56 +0000 | Correct Spelling of package! |
939 Diff | GeorgeS | Mon 02 Jun, 2014 21:30:31 +0000 | Extracting commonfoundation |
849 Diff | GeorgeS | Tue 11 Sep, 2012 17:11:59 +0000 | Clean up serialization |
801 Diff | GeorgeS | Wed 15 Aug, 2012 03:59:02 +0000 | |
151 Diff | GeorgeS | Thu 17 Mar, 2011 04:16:22 +0000 | |
49 Diff | GeorgeS | Mon 12 Apr, 2010 02:59:10 +0000 | License Text |
2 | GeorgeS | Sun 07 Feb, 2010 12:50:58 +0000 |