Example usage for javax.print.attribute PrintRequestAttributeSet containsValue

Introduction

In this page you can find the example usage for javax.print.attribute PrintRequestAttributeSet containsValue.

Prototype

public boolean containsValue(Attribute attribute);

Source Link

Document

Returns true if this attribute set contains the given attribute value.

Usage

From source file:org.pentaho.reporting.engine.classic.extensions.modules.java14print.Java14PrintUtil.java

/**
 * This tests, whether the given attribute set defines the same page properties as the given JFreeReport object.
 * <p/>//from ww w. j  av a  2 s.co  m
 * While showing the print dialog, the user has the chance to alter the page format of the print job. When that
 * happens, we have to repaginate the whole report, which may render the users page range input invalid. In that case,
 * we will have to redisplay the dialog.
 *
 * @param attributes
 * @param report
 * @return
 */
public static int isValidConfiguration(final PrintRequestAttributeSet attributes, final MasterReport report) {
    final PrintRequestAttributeSet reportAttributes = copyConfiguration(null, report);
    // now, compare that minimal set with the given attribute collection.

    final Attribute[] printAttribs = reportAttributes.toArray();
    boolean invalidConfig = false;
    for (int i = 0; i < printAttribs.length; i++) {
        final Attribute attrib = printAttribs[i];
        if (attributes.containsValue(attrib) == false) {
            invalidConfig = true;
            break;
        }
    }

    if (invalidConfig == false) {
        return CONFIGURATION_VALID;
    }
    if (attributes.containsKey(PageRanges.class)) {
        return CONFIGURATION_SHOW_DIALOG;
    }
    return CONFIGURATION_REPAGINATE;
}

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