Example usage for org.jfree.data UnknownKeyException UnknownKeyException

Introduction

In this page you can find the example usage for org.jfree.data UnknownKeyException UnknownKeyException.

Prototype

public UnknownKeyException(String message) 

Source Link

Document

Creates a new exception.

Usage

From source file:org.jfree.data.KeyedObjects.java

/**
 * Returns the object for a given key. If the key is not recognised, the
 * method should return <code>null</code>.
 *
 * @param key  the key./*from  w w  w. j ava2  s  . c o  m*/
 *
 * @return The object (possibly <code>null</code>).
 *
 * @see #addObject(Comparable, Object)
 */
public Object getObject(Comparable key) {
    int index = getIndex(key);
    if (index < 0) {
        throw new UnknownKeyException("The key (" + key + ") is not recognised.");
    }
    return getObject(index);
}

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From source file:org.jfree.data.DefaultKeyedValues.java

/**
 * Returns the value for a given key./*  w w  w  .ja  v  a  2  s.c om*/
 *
 * @param key  the key (<code>null</code> not permitted).
 *
 * @return The value (possibly <code>null</code>).
 *
 * @throws UnknownKeyException if the key is not recognised.
 *
 * @see #getValue(int)
 */
@Override
public Number getValue(Comparable key) {
    int index = getIndex(key);
    if (index < 0) {
        throw new UnknownKeyException("Key not found: " + key);
    }
    return getValue(index);
}

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From source file:org.jfree.data.KeyedObjects2D.java

/**
 * Returns the object for the given row and column keys.
 *
 * @param rowKey  the row key (<code>null</code> not permitted).
 * @param columnKey  the column key (<code>null</code> not permitted).
 *
 * @return The object (possibly <code>null</code>).
 *
 * @throws IllegalArgumentException if <code>rowKey</code> or
 *         <code>columnKey</code> is <code>null</code>.
 * @throws UnknownKeyException if <code>rowKey</code> or
 *         <code>columnKey</code> is not recognised.
 *///w  w  w.  jav  a2s.  com
public Object getObject(Comparable rowKey, Comparable columnKey) {
    ParamChecks.nullNotPermitted(rowKey, "rowKey");
    ParamChecks.nullNotPermitted(columnKey, "columnKey");
    int row = this.rowKeys.indexOf(rowKey);
    if (row < 0) {
        throw new UnknownKeyException("Row key (" + rowKey + ") not recognised.");
    }
    int column = this.columnKeys.indexOf(columnKey);
    if (column < 0) {
        throw new UnknownKeyException("Column key (" + columnKey + ") not recognised.");
    }
    KeyedObjects rowData = (KeyedObjects) this.rows.get(row);
    int index = rowData.getIndex(columnKey);
    if (index >= 0) {
        return rowData.getObject(index);
    } else {
        return null;
    }
}

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From source file:org.jfree.data.KeyedObjects.java

/**
 * Removes a value from the collection./*from  w ww . jav  a  2  s.  c o m*/
 *
 * @param key  the key (<code>null</code> not permitted).
 *
 * @see #removeValue(int)
 *
 * @throws UnknownKeyException if the key is not recognised.
 */
public void removeValue(Comparable key) {
    // defer argument checking
    int index = getIndex(key);
    if (index < 0) {
        throw new UnknownKeyException("The key (" + key.toString() + ") is not recognised.");
    }
    removeValue(index);
}

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From source file:org.jfree.data.category.SlidingCategoryDataset.java

/**
 * Returns the value for a pair of keys.
 *
 * @param rowKey  the row key (<code>null</code> not permitted).
 * @param columnKey  the column key (<code>null</code> not permitted).
 *
 * @return The value (possibly <code>null</code>).
 *
 * @throws UnknownKeyException if either key is not defined in the dataset.
 *//*from  w w  w  .j a  va 2  s .c o  m*/
@Override
public Number getValue(Comparable rowKey, Comparable columnKey) {
    int r = getRowIndex(rowKey);
    int c = getColumnIndex(columnKey);
    if (c != -1) {
        return this.underlying.getValue(r, c + this.firstCategoryIndex);
    } else {
        throw new UnknownKeyException("Unknown columnKey: " + columnKey);
    }
}

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From source file:org.jfree.data.DefaultKeyedValues2D.java

/**
 * Returns the value for the given row and column keys.  This method will
 * throw an {@link UnknownKeyException} if either key is not defined in the
 * data structure.//from  ww  w.  ja  v a  2 s.co m
 *
 * @param rowKey  the row key (<code>null</code> not permitted).
 * @param columnKey  the column key (<code>null</code> not permitted).
 *
 * @return The value (possibly <code>null</code>).
 * 
 * @see #addValue(Number, Comparable, Comparable)
 * @see #removeValue(Comparable, Comparable)
 */
public Number getValue(Comparable rowKey, Comparable columnKey) {
    if (rowKey == null) {
        throw new IllegalArgumentException("Null 'rowKey' argument.");
    }
    if (columnKey == null) {
        throw new IllegalArgumentException("Null 'columnKey' argument.");
    }

    // check that the column key is defined in the 2D structure
    if (!(this.columnKeys.contains(columnKey))) {
        throw new UnknownKeyException("Unrecognised columnKey: " + columnKey);
    }

    // now fetch the row data - need to bear in mind that the row
    // structure may not have an entry for the column key, but that we
    // have already checked that the key is valid for the 2D structure
    int row = getRowIndex(rowKey);
    if (row >= 0) {
        DefaultKeyedValues rowData = (DefaultKeyedValues) this.rows.get(row);
        int col = rowData.getIndex(columnKey);
        return (col >= 0 ? rowData.getValue(col) : null);
    } else {
        throw new UnknownKeyException("Unrecognised rowKey: " + rowKey);
    }
}

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From source file:org.jfree.data.DefaultKeyedValues2D.java

/**
 * Returns the value for the given row and column keys.  This method will
 * throw an {@link UnknownKeyException} if either key is not defined in the
 * data structure./* ww  w .jav a2  s  .c  o  m*/
 *
 * @param rowKey  the row key (<code>null</code> not permitted).
 * @param columnKey  the column key (<code>null</code> not permitted).
 *
 * @return The value (possibly <code>null</code>).
 *
 * @see #addValue(Number, Comparable, Comparable)
 * @see #removeValue(Comparable, Comparable)
 */
@Override
public Number getValue(Comparable rowKey, Comparable columnKey) {
    ParamChecks.nullNotPermitted(rowKey, "rowKey");
    ParamChecks.nullNotPermitted(columnKey, "columnKey");

    // check that the column key is defined in the 2D structure
    if (!(this.columnKeys.contains(columnKey))) {
        throw new UnknownKeyException("Unrecognised columnKey: " + columnKey);
    }

    // now fetch the row data - need to bear in mind that the row
    // structure may not have an entry for the column key, but that we
    // have already checked that the key is valid for the 2D structure
    int row = getRowIndex(rowKey);
    if (row >= 0) {
        DefaultKeyedValues rowData = (DefaultKeyedValues) this.rows.get(row);
        int col = rowData.getIndex(columnKey);
        return (col >= 0 ? rowData.getValue(col) : null);
    } else {
        throw new UnknownKeyException("Unrecognised rowKey: " + rowKey);
    }
}

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From source file:org.jfree.data.KeyedObjects2D.java

/**
 * Removes an object from the table by setting it to <code>null</code>.  If
 * all the objects in the specified row and/or column are now
 * <code>null</code>, the row and/or column is removed from the table.
 *
 * @param rowKey  the row key (<code>null</code> not permitted).
 * @param columnKey  the column key (<code>null</code> not permitted).
 *
 * @see #addObject(Object, Comparable, Comparable)
 *///w ww  .ja  v a  2s .  c o m
public void removeObject(Comparable rowKey, Comparable columnKey) {
    int rowIndex = getRowIndex(rowKey);
    if (rowIndex < 0) {
        throw new UnknownKeyException("Row key (" + rowKey + ") not recognised.");
    }
    int columnIndex = getColumnIndex(columnKey);
    if (columnIndex < 0) {
        throw new UnknownKeyException("Column key (" + columnKey + ") not recognised.");
    }
    setObject(null, rowKey, columnKey);

    // 1. check whether the row is now empty.
    boolean allNull = true;
    KeyedObjects row = (KeyedObjects) this.rows.get(rowIndex);

    for (int item = 0, itemCount = row.getItemCount(); item < itemCount; item++) {
        if (row.getObject(item) != null) {
            allNull = false;
            break;
        }
    }

    if (allNull) {
        this.rowKeys.remove(rowIndex);
        this.rows.remove(rowIndex);
    }

    // 2. check whether the column is now empty.
    allNull = true;

    for (int item = 0, itemCount = this.rows.size(); item < itemCount; item++) {
        row = (KeyedObjects) this.rows.get(item);
        int colIndex = row.getIndex(columnKey);
        if (colIndex >= 0 && row.getObject(colIndex) != null) {
            allNull = false;
            break;
        }
    }

    if (allNull) {
        for (int item = 0, itemCount = this.rows.size(); item < itemCount; item++) {
            row = (KeyedObjects) this.rows.get(item);
            int colIndex = row.getIndex(columnKey);
            if (colIndex >= 0) {
                row.removeValue(colIndex);
            }
        }
        this.columnKeys.remove(columnKey);
    }
}

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From source file:org.jfree.data.gantt.SlidingGanttCategoryDataset.java

/**
 * Returns the percent complete for a given item.
 *
 * @param rowKey  the row key.// ww  w. j  a va  2  s .  com
 * @param columnKey  the column key.
 *
 * @return The percent complete.
 */
@Override
public Number getPercentComplete(Comparable rowKey, Comparable columnKey) {
    int r = getRowIndex(rowKey);
    int c = getColumnIndex(columnKey);
    if (c != -1) {
        return this.underlying.getPercentComplete(r, c + this.firstCategoryIndex);
    } else {
        throw new UnknownKeyException("Unknown columnKey: " + columnKey);
    }
}

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From source file:org.jfree.data.xy.XYSeriesCollection.java

/**
 * Returns a series from the collection.
 *
 * @param key  the key (<code>null</code> not permitted).
 *
 * @return The series with the specified key.
 *
 * @throws UnknownKeyException if <code>key</code> is not found in the
 *         collection./*from   w w  w. j  a va2 s .c  o  m*/
 *
 * @since 1.0.9
 */
public XYSeries getSeries(Comparable key) {
    ParamChecks.nullNotPermitted(key, "key");
    Iterator iterator = this.data.iterator();
    while (iterator.hasNext()) {
        XYSeries series = (XYSeries) iterator.next();
        if (key.equals(series.getKey())) {
            return series;
        }
    }
    throw new UnknownKeyException("Key not found: " + key);
}

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