在groovy出现下述程序,但在gasnode groovy里显示错误,请帮助解决 ; y; @# C: ^! f6 N- L, ?! @1 U$ k6 [# L$ H" W. |$ T2 E
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@Parameter (displayName = "Measured Pressure", usageName = "measured pressure")( D' A- W3 ~- n1 m
public double getMeasured pressure() {2 _1 o5 }: O6 S& @& m" ~) s
return measured pressure , I2 p" A: i( d6 N }4 W! I* O( F" Z* D* n# I
public void setMeasured pressure(double newValue) { - [! _ V+ w) ]6 t8 _8 v9 k measured pressure = newValue . \, o; Z& Z/ y5 s: @6 J& f } S- K' z$ s2 p: X% o( ^! o
public double measured pressure = 0& ]; k1 o% o+ K# P- q$ g
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/** $ Z7 f+ w0 V9 j * ' }' P0 v$ J+ s2 G2 H& X3 U& p+ M) Z * This value is used to automatically generate agent identifiers. . K/ ~, \ n w * @field serialVersionUID * ]0 T3 w9 c0 V *' p8 j. S) ?( b0 k. S
*/ l' q) u F% v: F% f4 t. t( V private static final long serialVersionUID = 1L . ^' [* i5 V0 q' u1 m% [0 q5 r4 L; H3 ^9 }2 l3 d; S
/**( L. {% r- C' X* q J, n% I
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* This value is used to automatically generate agent identifiers.+ }3 G1 X8 u0 u: K& Z
* @field agentIDCounter% e2 K3 U3 B( g0 M# i/ ]
* ! n& @) W( r% ]# O3 [1 o# ? */6 @' d" M5 l! b9 H$ S& [1 W" o
protected static long agentIDCounter = 11 N8 N7 V' m/ p% Z
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/** & w4 w0 G; A/ _8 O+ ]$ Z *% S, |7 r" |6 n( k7 x4 z X
* This value is the agent's identifier.7 o) D# p5 b2 r- I- F. P
* @field agentID 6 l+ I" D( p9 C: `1 q( Y * ) p* V4 e. d/ j */ ; d) c: A$ M, d _ |/ L protected String agentID = "GasNode " + (agentIDCounter++)4 c+ [/ ~4 l; Q7 p6 k
[3 m: `0 g& e /** 1 p0 C7 \3 |+ e. B; _7 J8 Z r7 P * g" w/ [7 g L/ C, Q, v * This is the step behavior. 4 d! ] ~' c2 _/ V* t# g& s * @method step 5 v0 y5 Q% s. a; E- P( }6 ~ *' f, B1 E& Z2 N7 ^* a) s
*/ $ N) J. Q1 @, z: p" F8 V @Watch( 6 I/ Y% p' h* _* j8 L/ \/ r watcheeClassName = 'infrastructuredemo.GasNode', * L$ B5 g! O# _4 |6 b2 P; V4 @4 {6 l watcheeFieldNames = 'pressure',4 c# L; a0 x. K/ F
query = 'linked_from', W4 L5 Z; i4 ~1 r; c) F& @ whenToTrigger = WatcherTriggerSchedule.LATER,8 @& E+ e5 `: i3 Z0 d% W! o( F
scheduleTriggerDelta = 10d" |' E& x* N! p8 S
) 1 l; I$ c8 @$ D- n public def step(infrastructuredemo.GasNode watchedAgent) {/ g: ~( d, }% t& n* h% m3 n
6 @; Y" u/ i7 k7 {/ t% K7 S // Define the return value variable.+ A" k0 u- m) d/ y" N/ F4 n
def returnValue 9 F" H- a9 V% I! b* ~$ Z1 \5 _0 B4 i. W
// Note the simulation time. - K; H; ?, L x% T. P def time = GetTickCountInTimeUnits() 8 P& ~3 q9 o1 @5 v $ E7 n8 o, w! P0 z( D) z; P8 C$ k0 O. D
// This is an agent decision.! V9 E7 K9 F2 u- A3 m9 t! z- J) S
if (watchedNode.pressure<200) { " M6 \ o+ s% W- C1 a4 \% ? ) k# Q j# }* z/ D: @ // This is a task. 3 i# Q4 x+ F1 j1 P6 X x setPressure(watchedAgent.pressure)& ~" g3 \3 b, ?0 |- U