1 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> 2 <!--NewPage--> 3 <HTML> 4 <HEAD> 5 <!-- Generated by javadoc (build 1.5.0_16) on Tue Feb 03 09:28:21 PST 2009 --> 6 <TITLE> 7 ParametersAreNullableByDefault 8 </TITLE> 9 10 <META NAME="keywords" CONTENT="javax.annotation.ParametersAreNullableByDefault class"> 11 12 <LINK REL ="stylesheet" TYPE="text/css" HREF="../../stylesheet.css" TITLE="Style"> 13 14 <SCRIPT type="text/javascript"> 15 function windowTitle() 16 { 17 parent.document.title="ParametersAreNullableByDefault"; 18 } 19 </SCRIPT> 20 <NOSCRIPT> 21 </NOSCRIPT> 22 23 </HEAD> 24 25 <BODY BGCOLOR="white" onload="windowTitle();"> 26 27 28 <!-- ========= START OF TOP NAVBAR ======= --> 29 <A NAME="navbar_top"><!-- --></A> 30 <A HREF="#skip-navbar_top" title="Skip navigation links"></A> 31 <TABLE BORDER="0" WIDTH="100%" CELLPADDING="1" CELLSPACING="0" SUMMARY=""> 32 <TR> 33 <TD COLSPAN=2 BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> 34 <A NAME="navbar_top_firstrow"><!-- --></A> 35 <TABLE BORDER="0" CELLPADDING="0" CELLSPACING="3" SUMMARY=""> 36 <TR ALIGN="center" VALIGN="top"> 37 <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../overview-summary.html"><FONT CLASS="NavBarFont1"><B>Overview</B></FONT></A> </TD> 38 <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-summary.html"><FONT CLASS="NavBarFont1"><B>Package</B></FONT></A> </TD> 39 <TD BGCOLOR="#FFFFFF" CLASS="NavBarCell1Rev"> <FONT CLASS="NavBarFont1Rev"><B>Class</B></FONT> </TD> 40 <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-tree.html"><FONT CLASS="NavBarFont1"><B>Tree</B></FONT></A> </TD> 41 <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../deprecated-list.html"><FONT CLASS="NavBarFont1"><B>Deprecated</B></FONT></A> </TD> 42 <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../index-all.html"><FONT CLASS="NavBarFont1"><B>Index</B></FONT></A> </TD> 43 <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../help-doc.html"><FONT CLASS="NavBarFont1"><B>Help</B></FONT></A> </TD> 44 </TR> 45 </TABLE> 46 </TD> 47 <TD ALIGN="right" VALIGN="top" ROWSPAN=3><EM> 48 </EM> 49 </TD> 50 </TR> 51 52 <TR> 53 <TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> 54 <A HREF="../../javax/annotation/ParametersAreNonnullByDefault.html" title="annotation in javax.annotation"><B>PREV CLASS</B></A> 55 <A HREF="../../javax/annotation/PropertyKey.html" title="annotation in javax.annotation"><B>NEXT CLASS</B></A></FONT></TD> 56 <TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> 57 <A HREF="../../index.html?javax/annotation/ParametersAreNullableByDefault.html" target="_top"><B>FRAMES</B></A> 58 <A HREF="ParametersAreNullableByDefault.html" target="_top"><B>NO FRAMES</B></A> 59 <SCRIPT type="text/javascript"> 60 <!-- 61 if(window==top) { 62 document.writeln('<A HREF="../../allclasses-noframe.html"><B>All Classes</B></A>'); 63 } 64 //--> 65 </SCRIPT> 66 <NOSCRIPT> 67 <A HREF="../../allclasses-noframe.html"><B>All Classes</B></A> 68 </NOSCRIPT> 69 70 71 </FONT></TD> 72 </TR> 73 <TR> 74 <TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2"> 75 SUMMARY: REQUIRED | OPTIONAL</FONT></TD> 76 <TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2"> 77 DETAIL: ELEMENT</FONT></TD> 78 </TR> 79 </TABLE> 80 <A NAME="skip-navbar_top"></A> 81 <!-- ========= END OF TOP NAVBAR ========= --> 82 83 <HR> 84 <!-- ======== START OF CLASS DATA ======== --> 85 <H2> 86 <FONT SIZE="-1"> 87 javax.annotation</FONT> 88 <BR> 89 Annotation Type ParametersAreNullableByDefault</H2> 90 <HR> 91 <DL> 92 <DT><PRE><FONT SIZE="-1">@Documented 93 <A HREF="../../javax/annotation/Nullable.html" title="annotation in javax.annotation">@Nullable</A> 94 <A HREF="../../javax/annotation/meta/TypeQualifierDefault.html" title="annotation in javax.annotation.meta">@TypeQualifierDefault</A>(<A HREF="../../javax/annotation/meta/TypeQualifierDefault.html#value()">value</A>=PARAMETER) 95 @Retention(value=RUNTIME) 96 </FONT>public @interface <B>ParametersAreNullableByDefault</B></DL> 97 </PRE> 98 99 <P> 100 This annotation can be applied to a package, class or method to indicate that 101 the method parameters in that element are nullable by default unless there is: 102 <ul> 103 <li>An explicit nullness annotation 104 <li>The method overrides a method in a superclass (in which case the 105 annotation of the corresponding parameter in the superclass applies) 106 <li> there is a default parameter annotation applied to a more tightly nested 107 element. 108 </ul> 109 <p>This annotation implies the same "nullness" as no annotation. However, it is different 110 than having no annotation, as it is inherited and it can override a ParametersAreNonnullByDefault 111 annotation at an outer scope. 112 <P> 113 114 <P> 115 116 <P> 117 118 <P> 119 <!-- ========= END OF CLASS DATA ========= --> 120 <HR> 121 122 123 <!-- ======= START OF BOTTOM NAVBAR ====== --> 124 <A NAME="navbar_bottom"><!-- --></A> 125 <A HREF="#skip-navbar_bottom" title="Skip navigation links"></A> 126 <TABLE BORDER="0" WIDTH="100%" CELLPADDING="1" CELLSPACING="0" SUMMARY=""> 127 <TR> 128 <TD COLSPAN=2 BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> 129 <A NAME="navbar_bottom_firstrow"><!-- --></A> 130 <TABLE BORDER="0" CELLPADDING="0" CELLSPACING="3" SUMMARY=""> 131 <TR ALIGN="center" VALIGN="top"> 132 <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../overview-summary.html"><FONT CLASS="NavBarFont1"><B>Overview</B></FONT></A> </TD> 133 <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-summary.html"><FONT CLASS="NavBarFont1"><B>Package</B></FONT></A> </TD> 134 <TD BGCOLOR="#FFFFFF" CLASS="NavBarCell1Rev"> <FONT CLASS="NavBarFont1Rev"><B>Class</B></FONT> </TD> 135 <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-tree.html"><FONT CLASS="NavBarFont1"><B>Tree</B></FONT></A> </TD> 136 <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../deprecated-list.html"><FONT CLASS="NavBarFont1"><B>Deprecated</B></FONT></A> </TD> 137 <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../index-all.html"><FONT CLASS="NavBarFont1"><B>Index</B></FONT></A> </TD> 138 <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../help-doc.html"><FONT CLASS="NavBarFont1"><B>Help</B></FONT></A> </TD> 139 </TR> 140 </TABLE> 141 </TD> 142 <TD ALIGN="right" VALIGN="top" ROWSPAN=3><EM> 143 </EM> 144 </TD> 145 </TR> 146 147 <TR> 148 <TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> 149 <A HREF="../../javax/annotation/ParametersAreNonnullByDefault.html" title="annotation in javax.annotation"><B>PREV CLASS</B></A> 150 <A HREF="../../javax/annotation/PropertyKey.html" title="annotation in javax.annotation"><B>NEXT CLASS</B></A></FONT></TD> 151 <TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> 152 <A HREF="../../index.html?javax/annotation/ParametersAreNullableByDefault.html" target="_top"><B>FRAMES</B></A> 153 <A HREF="ParametersAreNullableByDefault.html" target="_top"><B>NO FRAMES</B></A> 154 <SCRIPT type="text/javascript"> 155 <!-- 156 if(window==top) { 157 document.writeln('<A HREF="../../allclasses-noframe.html"><B>All Classes</B></A>'); 158 } 159 //--> 160 </SCRIPT> 161 <NOSCRIPT> 162 <A HREF="../../allclasses-noframe.html"><B>All Classes</B></A> 163 </NOSCRIPT> 164 165 166 </FONT></TD> 167 </TR> 168 <TR> 169 <TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2"> 170 SUMMARY: REQUIRED | OPTIONAL</FONT></TD> 171 <TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2"> 172 DETAIL: ELEMENT</FONT></TD> 173 </TR> 174 </TABLE> 175 <A NAME="skip-navbar_bottom"></A> 176 <!-- ======== END OF BOTTOM NAVBAR ======= --> 177 178 <HR> 179 180 </BODY> 181 </HTML> 182